invert

verb, noun, adj — 14 senses

invert

verb

UK /ɪnˈvɜːt/ · US /ɪnˈvɜɹt/

Etymology From Middle French invertir.

1

To turn (something) upside down or inside out; to place in a contrary order or direction; to make (something) the opposite of it.

  • to invert a cup, the order of words, rules of justice, etc.
  • That doth inuert th’atteſt of eyes and eares, / As if thoſe organs were deceptions^([sic – meaning deceptious]) functions, […]c. 1602 (date written), William Shakespeare, The Famous Historie of Troylus and Cresseid. […] (First Quarto), London: […] G[eorge] Eld for R[ichard] Bonian and H[enry] Walley, […], published 1609, →OCLC, [Act V, scene ii], signatures K3, verso – [K4], recto:
2 more examples
  • Seldom, alas! the power of logic reigns / With much ſufficiency in royal brains. / Such reaſ'ning falls like an inverted cone, / Wanting its proper baſe to ſtand upon.1781 (date written), William Cowper, “Table Talk”, in Poems, London: […] J[oseph] Johnson, […], published 1782, →OCLC, page 4:
  • ob-: used as a prefix inverts the term affixed.[1936], “Glossary of Botanical Terms Used”, in J[ames] S[ykes] Gamble, Flora of the Presidency of Madras, volume I, London: Adlard & Son, […], →OCLC, page xxix:
2

Entertainment, Lifestyle, Music To move (the root note of a chord) up or down an octave, resulting in a change in pitch.

3

Chemistry, Natural sciences, Physical sciences To undergo inversion, as sugar.

4

To divert; to convert to a wrong use.

  • [H]e had miſgouerned the ſtate, inuerted his treaſures to his owne priuat […]1603, Richard Knolles, The Generall Historie of the Turkes, […], London: […] Adam Islip, →OCLC:
5

Anatomy, Medicine, Sciences To turn (the foot) inwards.

Synonyms
invert, reverse, up-end
Antonyms
normalize, standardise, unreverse
Derived terms
invertase, invertasome, inverted, invertible, invertin, invertive, invertomer, invertor, invert sugar, reinvert, uninvert
Related terms
inversion, convert
Hyponyms
flip the script, turn the tables

invert

noun

UK /ˈɪn.vət/ · US /ˈɪn.vəɹt/

Etymology From Middle French invertir.

7 senses
  1. 1An inverted arch (as in a sewer).
  2. 2The base of a tunnel on which the road or railway may be…
  3. 3The lowest point inside a pipe at a certain point.
  4. 4An elevation of a pipe at a certain point along the pipe.
  5. 5A skateboarding and snowboarding trick where the skater…
  6. 6A homosexual person, in terms of the sexual inversion theory.
  7. 7Of a person, assumed to be transgender, in terms of…
1

Architecture An inverted arch (as in a sewer).

2

The base of a tunnel on which the road or railway may be laid and used when construction is through unstable ground. It may be flat or form a continuous curve with the tunnel arch.

3

Civil engineering, Engineering, Natural sciences, Physical sciences The lowest point inside a pipe at a certain point.

4

Civil engineering, Engineering, Natural sciences, Physical sciences An elevation of a pipe at a certain point along the pipe.

5

A skateboarding and snowboarding trick where the skater grabs the board and plants a hand on the coping so as to balance upside-down on the lip of a ramp.

6

Human sciences, Psychology, Sciences Obsolete A homosexual person, in terms of the sexual inversion theory.

  • We can seldom, therefore, congratulate ourselves on the success of any "cure" of inversion. The success is unlikely to be either permanent or complete, in the case of a decided invert; and in the most successful cases we have simply put into the invert's hands a power of reproduction which it is undesirable he should possess.1897, W. Havelock Ellis, Sexual Inversion, page 202:
7

Internet Of a person, assumed to be transgender, in terms of transvestigation.

Conspiracy theories

Derived terms
invert enzyme, Jenny invert

invert

adj

Etymology From Middle French invertir.

1

Chemistry, Natural sciences, Physical sciences Subjected to the process of inversion; inverted; converted.

  • invert sugar

invert

noun

Etymology Abbreviation of invertebrate.

1

Biology, Natural sciences, Zoology Informal An invertebrate.

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

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