Dictionary and Thesaurus

Definition of Cos

• (noun) lettuce with long dark-green leaves in a loosely packed elongated head
• (noun) ratio of the adjacent side to the hypotenuse of a right-angled triangle

Synonyms of Cos

• Cosine
• Cos Lettuce
• Romaine
• Romaine Lettuce
• Carbon Monoxide
• Carbon Monoxide Gas
• CO
• Cobalt
• Co
• Atomic Number 27
• Conscientious Objector
• CO
• Colorado
• Centennial State
• CO

Antonyms of Cos

Homophones of Cos

• Coss
• Koss