Found 2 items, similar to Cos.
English → English (WordNet) Definition: cos cos n 1: ratio of the adjacent side to the hypotenuse of a right-angled triangle [syn: cosine] 2: lettuce with long dark-green leaves in a loosely packed elongated head [syn: cos lettuce, romaine, romaine lettuce ]
English → English (gcide) Definition: Co Co \Co\ n. the chemical formula for cobalt, a ferromagnetic metal of atomic number 27. Syn: cobalt, atomic number 27. [WordNet 1.5]