Associations to the word «Cos»

Wiktionary

COS, symbol. (trigonometry) a symbol of the trigonometric function cosine.
COS, noun. A variety of lettuce with long, crisp leaves.
COS, conjunction. (UK) (South Africa) because
COS, noun. (informal) cousin, cuz
COS, proper noun. An island of the Dodecanese, Greece.
COS LETTUCE, noun. Romaine lettuce
COS LETTUCES, noun. Plural of cos lettuce

Dictionary definition

COS, noun. Ratio of the adjacent side to the hypotenuse of a right-angled triangle.
COS, noun. Lettuce with long dark-green leaves in a loosely packed elongated head.

Wise words

The chief virtue that language can have is clearness, and nothing detracts from it so much as the use of unfamiliar words.
Hippocrates