COS

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does cos mean? 

• COS (noun)
  The noun COS has 2 senses:

1. ratio of the adjacent side to the hypotenuse of a right-angled triangle

2. lettuce with long dark-green leaves in a loosely packed elongated head

  Familiarity information: COS used as a noun is rare.

 Dictionary entry details 

• COS (noun)

Sense 1

Meaning:

Ratio of the adjacent side to the hypotenuse of a right-angled triangle

Classified under:

Nouns denoting relations between people or things or ideas

Synonyms:

cos; cosine

Hypernyms ("cos" is a kind of...):

circular function; trigonometric function (function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle)

Sense 2

Meaning:

Lettuce with long dark-green leaves in a loosely packed elongated head

Classified under:

Nouns denoting foods and drinks

Synonyms:

cos; cos lettuce; romaine; romaine lettuce

Hypernyms ("cos" is a kind of...):

lettuce (leaves of any of various plants of Lactuca sativa)

 Context examples 

Such a vector includes at least one cos site, the target for DNA uptake into bacteriophage particles and integration into the host genome.

(Cosmid Vector, NCI Thesaurus)

He noticed my involuntary twitching and grimacing, and smirked: I only ’ope yer don’t ever ’ave to get used to such as that in this life, ’cos you’ve got a bloomin’ soft skin, that you ’ave, more like a lydy’s than any I know of.

(The Sea-Wolf, by Jack London)

For my part, I showed ’em into the parlour, not ’cos they was worthy of it, but ’cos I knew right well they would start bashin’ some of my customers, and maybe get my license into trouble if I left ’em in the bar.

(Rodney Stone, by Sir Arthur Conan Doyle)

Vell, then, ven Bob was put up opposite this great Eytalian man I says ‘Slap ’im in the vind, Bob,’ ’cos I could see vid ’alf an eye that he vas as puffy as a cheesecake; so Bob he goes in, and as he comes the vorriner let ’im ’ave it amazin’ on the conk.

(Rodney Stone, by Sir Arthur Conan Doyle)