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Word Study
coryphodon |
coryphodont |
corythosaur |
corythosaurus |
coryza |
cos
| cos lettuce
| cosa nostra
| coscinomancy
| coscoroba
| cosec
cos
WORDNET DICTIONARY
Noun cos has 2 senses
- cos(n = noun.linkdef) cosine - ratio of the adjacent side to the hypotenuse of a right-angled triangle; Array is a kind of circular function, trigonometric function
- cos(n = noun.food) cos lettuce, romaine, romaine lettuce - lettuce with long dark-green leaves in a loosely packed elongated head; Array is a kind of lettuce
OXFORD DICTIONARY
cos, n. a variety of lettuce with crisp narrow leaves forming a long upright head.
cos, abbr. cosine.
cos, conj. & adv. (also 'cos) colloq. because.
Etymology
abbr.
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