shell

noun, verb — 48 senses

shell

noun

US, UK /ʃɛl/ · /ʃæl/

Etymology

From Middle English schelle, from Old English sċel, sċell, sċiell, sċil, sċill, sċyl, sċyll, from Proto-West Germanic *skallju, from Proto-Germanic *skaljō (“shell; husk; rind; peel”), from Proto-Indo-European *(s)kelH- (“to cut; to separate, split”). Cognates Cognate with Dutch schil (“bark, rind, skin; crust; shell; slice”), Danish skæl (“scale; dandruff”), Faroese and Icelandic skel (“shell”), Norwegian Bokmål skjell (“shell; scale”), Norwegian Nynorsk skjel (“shell; bivalve; scale; carapace”), Gothic 𐍃𐌺𐌰𐌻𐌾𐌰 (skalja, “brick, tile”), French écaille (“scale; shell”), Friulian scae (“scale”), Italian scaglia (“scale; flake, sliver; splinter”); also Breton killi (“grove”), Cornish kelli (“grove”), Irish coill (“forest, wood”), Manx keyll (“forest, wood; grove, plantation”), Scottish Gaelic coille (“forest”), Welsh celli (“grove”), Latin scalpō (“to scratch; to carve”), Ancient Greek σκᾰ́λλω (skắllō, “to hoe, stir up”), Albanian çel (“to open up; to sprout; to hatch up; to rise”), Lithuanian skelti (“to crack, split”), Bulgarian, Macedonian, and Russian скала́ (skalá, “cliff, rock”), Czech skála (“rock”), Polish skała, skáła, szkała (“rock”), Slovak and Slovene skala (“rock”), Ukrainian скала́ (skalá), ска́ля (skálja, “cliff, rock”), Armenian քաղել (kʻaġel, “to pick; to gather; to mow”), Sanskrit कॢप् (kḷp, “to order; to manage; to perform; to create; to cut”). More at shale. Doublet of sheal. * (computing): From being viewed as an outer layer of interface between the user and the operating-system internals.

39 senses
  1. 1The calcareous or chitinous external covering of…
  2. 2Any mollusk having such a covering.
  3. 3The exoskeleton or wing covers of certain insects.
  4. 4The conjoined scutes that constitute the "shell"…
  5. 5The overlapping hard plates comprising the armor…
  6. 6The hard calcareous covering of a bird egg.
  7. 7One of the outer layers of skin of an onion.
  8. 8The covering, or outside part, of a nut.
  9. 9A pod containing the seeds of certain plants, such as…
  10. 10Husks of cacao seeds, a decoction of which is sometimes…
  11. 11The accreted mineral formed around a hollow geode.
  12. 12The casing of a self-contained single-unit artillery projectile.
  13. 13A hollow, usually spherical or cylindrical projectile…
  14. 14The cartridge of a breechloading firearm; a load; a…
  15. 15Any slight hollow structure; a framework, or exterior…
  16. 16A garment, usually worn by women, such as a shirt…
  17. 17A coarse or flimsy coffin; a thin interior coffin…
  18. 18An unmarked vehicle for carrying corpses from a crime scene.
  19. 19A string instrument, as a lyre, whose acoustical chamber…
  20. 20The body of a drum; the often wooden, often cylindrical…
  21. 21An engraved copper roller used in print works.
  22. 22The thin coating of copper on an electrotype.
  23. 23The watertight outer covering of the hull of a vessel…
  24. 24The outer frame or case of a block within which the…
  25. 25A light boat whose frame is covered with thin wood…
  26. 26A set of atomic orbitals that have the same principal…
  27. 27The outward form independent of what is inside.
  28. 28The empty outward form of someone or something.
  29. 29An emaciated person.
  30. 30A person otherwise diminished.
  31. 31A psychological barrier to social interaction.
  32. 32An operating system software user interface, whose…
  33. 33A legal entity that has no operations.
  34. 34A concave rough cast-iron tool in which a convex lens is…
  35. 35A gouge bit or shell bit.
  36. 36The onset and coda of a syllable.
  37. 37A person's ear.
  38. 38One or more school grades within secondary education, at…
  39. 39In formal debating, a set of proposed rules to be…

› A hard external covering of an animal.

1

The calcareous or chitinous external covering of mollusks, crustaceans, and some other invertebrates.

  • In some mollusks, as the cuttlefish, the shell is concealed by the animal's outer mantle and is considered internal.
  • Genuine mother-of-pearl buttons are made from sea shells.
1 more example
  • […] if with thee the roaring wells ⁠Should gulf him fathom-deep in brine; ⁠And hands so often clasp’d in mine, Should toss with tangle and with shells.1850, [Alfred, Lord Tennyson], “Canto X”, in In Memoriam, London: Edward Moxon, […], →OCLC:
2

Broadly Any mollusk having such a covering.

3

Biology, Entomology, Natural sciences The exoskeleton or wing covers of certain insects.

4

The conjoined scutes that constitute the "shell" (carapace) of a tortoise or turtle.

5

The overlapping hard plates comprising the armor covering the armadillo's body.

6

The hard calcareous covering of a bird egg.

7

One of the outer layers of skin of an onion.

  • The restaurant served caramelized onion shells.

› The hard external covering of various plant…

8

Biology, Botany, Natural sciences The covering, or outside part, of a nut.

  • The black walnut and the hickory nut, both of the same Genus as the pecan, have much thicker and harder shells than the pecan.
9

Biology, Botany, Natural sciences A pod containing the seeds of certain plants, such as the legume Phaseolus vulgaris.

10

Biology, Botany, Natural sciences In plural Husks of cacao seeds, a decoction of which is sometimes used as a substitute or adulterant for cocoa and its products such as chocolate.

11

Geography, Geology, Natural sciences The accreted mineral formed around a hollow geode.

12

Engineering, Government, Military, Natural sciences, Physical sciences, Politics, Tools, War, Weaponry The casing of a self-contained single-unit artillery projectile.

13

Engineering, Government, Military, Natural sciences, Physical sciences, Politics, Tools, War, Weaponry A hollow, usually spherical or cylindrical projectile fired from a siege mortar or a smoothbore cannon. It contains an explosive substance designed to be ignited by a fuse or by percussion at the target site so that it will burst and scatter at high velocity its contents and fragments. Formerly called a bomb.

14

Engineering, Government, Military, Natural sciences, Physical sciences, Politics, Tools, War, Weaponry The cartridge of a breechloading firearm; a load; a bullet; a round.

15

Architecture Any slight hollow structure; a framework, or exterior structure, regarded as not complete or filled in, as the shell of a house.

16

A garment, usually worn by women, such as a shirt, blouse, or top, with short sleeves or no sleeves, that often fastens in the rear.

17

A coarse or flimsy coffin; a thin interior coffin enclosed within a more substantial one.

  • Upstairs in that chill darkened room which nobody passes who can help it , the old Baronet lies in his coffin shell - an awful form faintly defined beneath the sheet1877, Burke O'Farrell, Proud as Lucifer: A Novel:
18

An unmarked vehicle for carrying corpses from a crime scene.

  • Then they lifted the body into the bag, setting it down like something breakable, zipped the bag, wrapped the whole thing in polythene and carried the stretcher into the shell.2022, Liam McIlvanney, The Heretic, page 23:
19

Entertainment, Lifestyle, Music A string instrument, as a lyre, whose acoustical chamber is formed like a shell.

  • The first lyre may have been made by drawing strings over the underside of a tortoise shell.
  • when Jubal struck the chorded shell1687, John Dryden, A Song for Cecilia's Day:
20

Entertainment, Lifestyle, Music The body of a drum; the often wooden, often cylindrical acoustic chamber, with or without rims added for tuning and for attaching the drum head.

21

An engraved copper roller used in print works.

22

The thin coating of copper on an electrotype.

23

Nautical, Transport The watertight outer covering of the hull of a vessel, often made with planking or metal plating.

24

Nautical, Transport The outer frame or case of a block within which the sheaves revolve.

25

Nautical, Transport A light boat whose frame is covered with thin wood, impermeable fabric, or water-proofed paper; a racing shell or dragon boat.

26

Chemistry, Natural sciences, Physical sciences A set of atomic orbitals that have the same principal quantum number.

27

Figuratively The outward form independent of what is inside.

28

Figuratively The empty outward form of someone or something.

  • The setback left him a mere shell; he was never the same again.
  • Mr. Thomas adds that, by the time it was scrapped, Kingsley was in very bad condition, little more than a shell in fact. In view of the rough usage to which the engine had been subjected, this is not surprising.1953 April, “Notes and News: Locomotive Notes”, in Railway Magazine, page 283:
29

An emaciated person.

  • He's lost so much weight from illness; he's a shell of his former self.
30

Figuratively A person otherwise diminished.

  • Since coming back from Vietnam, he's been a shell of his former self.
31

A psychological barrier to social interaction.

  • Even after months of therapy he's still in his shell.
32

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences An operating system software user interface, whose primary purpose is to launch other programs and control their interactions; the user's command interpreter. Shell is a way to separate the internal complexity of the implementation of the command from the user. The internals can change while the user experience/interface remains the same.

  • The name "Bash" is an acronym which stands for "Bourne-again shell", itself a pun on the name of the "Bourne shell", an earlier Unix shell designed by Stephen Bourne, and the Christian concept of being "born again".
33

Business A legal entity that has no operations.

  • A shell corporation was formed to acquire the old factory.
34

A concave rough cast-iron tool in which a convex lens is ground to shape.

35

Engineering, Natural sciences, Physical sciences A gouge bit or shell bit.

36

Human sciences, Linguistics, Phonology, Sciences The onset and coda of a syllable.

37

UK, Slang A person's ear.

  • Can I have a quick word in your shell?
38

Education UK One or more school grades within secondary education, at certain public schools.

  • Chinese (Mandarin) is taught at Westminster from the Lower Shell as an optional subject.2013, “Chinese (Mandarin)”, in Westminster School, retrieved 04 Dec 2023:
39

In formal debating, a set of proposed rules to be followed, with set penalties for violating them.

  • a theory shell
  • a topicality shell
Derived terms
194 termsacorn-shell, admiral shell, aeroshell, ark shell, back shell, backshell, bag of shell, bandshell, blind shell, boat shell, bodyshell, body shell, bombshell, breast shell, bubble shell, Camino de Santiago shell, Camino pilgrim shell, camper shell, carpet shell, carrier shell, chicken shell, clamshell, clean shell, clubshell, cockleshell, coconut shell, come out of one’s shell, cone shell, crabshell, date shell, dead-in-shell, deshell, dove shell, Dyson shell, ear shell, eggshell, electron shell, enshell, file shell, finger shell, fountain shell, go into one's shell, gold shell, half shell, hardshell, hard-shell clam, harp shell, headshell, helmet shell, inshell, intershell, jingle shell, kidneyshell, lamp shell, land shell, lentil shell, margin shell, mask shell, mason shell, microshell, mitre shell, multishell, music shell, Musselshell, nanoshell, needle shell, nonshell, nutshell, obtuse horn shell, olive shell, otter shell, oystershell, pansy shell, papershell, patty shell, pearl shell, pen shell, pilgrim shell, pilgrim's shell, porcelain shell, porphyry shell, pulley shell, razor shell, reverse shell, rice shell, rosary shell, sandwich shell, Santiago shell, scallop shell, scimitar shell, scorpion shell, seashell, segment shell, shellac, shellback, shellbag, shellbark, shell bean, shell bed, shellburst, shell casing, shellcode, shell company, shell corporation, shellcracker, shellfire, shellfish, shellfisherman, shellflower, shellful, shell game, shell ginger, shell gold, shell gravel, Shell Haven, shellheap, shell hunger, shell ice, shellie, shell jacket, shell-lac, Shell Lake, shell-less, shellless, shell-like, shell lime, shell marl, shell moulding, shell nail syndrome, shellpad, shell-pad, shell parakeet, shell parrot, shell pink, shellproof, Shell Ridge, shell road, shell sac, shell sand, shell script, shell shock, shell shoveling, shell star, shell steak, shell suit, shelltoe, shelltoed, shelltoes, shellular, shellwork, shellworker, shellworking, shelly, Shelly Beach, shotshell, shuck, slitshell, slit-shell, snailshell, soft-shell, softshell, soft-shell crab, soft-shell turtle, spider shell, spur-shell, star shell, subshell, sunset shell, supershell, tongue-shell, tooth shell, topshell, top shell, tortoise shell bracket, tortoiseshell, tortoise shell, tracer shell, trough-shell, trough shell, trumpet shell, tulip shell, turban shell, turnip shell, turtleshell, tusk shell, undershell, unshell, valence shell, waxy screw shell, web shell, wedge shell, wing-shell, worm-shell, worm shell
Meronyms
mantle, carene

shell

verb
Etymology

From Middle English schelle, from Old English sċel, sċell, sċiell, sċil, sċill, sċyl, sċyll, from Proto-West Germanic *skallju, from Proto-Germanic *skaljō (“shell; husk; rind; peel”), from Proto-Indo-European *(s)kelH- (“to cut; to separate, split”). Cognates Cognate with Dutch schil (“bark, rind, skin; crust; shell; slice”), Danish skæl (“scale; dandruff”), Faroese and Icelandic skel (“shell”), Norwegian Bokmål skjell (“shell; scale”), Norwegian Nynorsk skjel (“shell; bivalve; scale; carapace”), Gothic 𐍃𐌺𐌰𐌻𐌾𐌰 (skalja, “brick, tile”), French écaille (“scale; shell”), Friulian scae (“scale”), Italian scaglia (“scale; flake, sliver; splinter”); also Breton killi (“grove”), Cornish kelli (“grove”), Irish coill (“forest, wood”), Manx keyll (“forest, wood; grove, plantation”), Scottish Gaelic coille (“forest”), Welsh celli (“grove”), Latin scalpō (“to scratch; to carve”), Ancient Greek σκᾰ́λλω (skắllō, “to hoe, stir up”), Albanian çel (“to open up; to sprout; to hatch up; to rise”), Lithuanian skelti (“to crack, split”), Bulgarian, Macedonian, and Russian скала́ (skalá, “cliff, rock”), Czech skála (“rock”), Polish skała, skáła, szkała (“rock”), Slovak and Slovene skala (“rock”), Ukrainian скала́ (skalá), ска́ля (skálja, “cliff, rock”), Armenian քաղել (kʻaġel, “to pick; to gather; to mow”), Sanskrit कॢप् (kḷp, “to order; to manage; to perform; to create; to cut”). More at shale. Doublet of sheal. * (computing): From being viewed as an outer layer of interface between the user and the operating-system internals.

9 senses
  1. 1To remove the outer covering or shell of something.
  2. 2To bombard, to fire projectiles at, especially with artillery.
  3. 3To disburse or give up money, to pay. (Often used with out).
  4. 4To fall off, as a shell, crust, etc.
  5. 5To cast the shell, or exterior covering; to fall out of…
  6. 6To switch to a shell or command line.
  7. 7To form shallow, irregular cracks (in a coating).
  8. 8To form a shelling.
  9. 9To drop (the ball).
1

To remove the outer covering or shell of something.

2

To bombard, to fire projectiles at, especially with artillery.

  • The guns shelled the enemy trenches.
  • There wasn’t even a shed there, and she was shelling the bush.1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], →OCLC, part I, page 203:
3

Informal To disburse or give up money, to pay. (Often used with out).

4

To fall off, as a shell, crust, etc.

5

To cast the shell, or exterior covering; to fall out of the pod or husk.

  • Nuts shell in falling.
  • Wheat or rye shells in reaping.
6

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences To switch to a shell or command line.

  • Automenu is a good program to try, and offers a fair amount of protection - but, unfortunately, it's one of those systems that allow users to shell to DOS.1993, Robin Nixon, The PC Companion, page 115:
7

To form shallow, irregular cracks (in a coating).

8

Mathematics, Sciences, Topology To form a shelling.

9

Ball games, Cricket, Games, Hobbies, Lifestyle, Sports Slang To drop (the ball).

  • He shelled it, and dislocated his finger in the process.2022, Nicholas Brookes, An Island's Eleven: The Story of Sri Lankan Cricket:
Derived terms
like shelling peas, shellable, sheller, shell out

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.

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