cannula
nounUK /ˈkænjʊlə/ · US /ˈkænjələ/
Etymology Borrowed from Late Latin cannula, canula (“tubular surgical instrument”), from Latin cannula (“reed; small reed- or tube-shaped object”), from canna (“cane; reed; object made from or shaped like a cane or reed”) + -ula (feminine form of -ulus (diminutive suffix). Canna is derived from Ancient Greek κᾰ́ννᾰ (kắnnă, “reed”), from Akkadian 𒂵𒉡𒌑𒌝 (qanûm, “cane; reed”). The plural form cannulae is borrowed from Late Latin cannulae.
Medicine, Sciences A tube inserted into the body to drain or inject fluid.
- Two or three cannulæ are requisite also for washing out the sinuses.1915, F. H. Westmacott, System of Treatment by many Writers, volume III, The Macmillan Company, page 717:
- The cannula had come askew in his nose and he pushed it straight, his hand moving slowly, like the hand of a man who is dreaming with his eyes open.2011, Stephen King, 11/22/63, New York: Scribner, →ISBN, page 819 of 819–820:
Aeronautics, Aerospace, Aviation, Business, Engineering, Natural sciences, Physical sciences A hose or tube that connects directly from an oxygen bottle or other source to the user's nose, commonly used by aircraft pilots or others needing direct oxygen breathing apparatus.
- Derived terms
- cannular, cannulate, cannulation, cannulise, cannulize, microcannula, nasal cannula