[koh-set] /ˈkoʊ sɛt/
a subset of a group, formed by the consistent operation of a given element of the group on the left or right of all the elements of a subgroup of the group.
[kosh] /kɒʃ/ Chiefly British Slang. noun 1. a blackjack; bludgeon. verb (used with object) 2. to hit on the head with a cosh. [kosh] /kɒʃ/ noun, Mathematics. 1. hyperbolic cosine. /kɒʃ/ noun 1. a blunt weapon, often made of hard rubber; bludgeon 2. an attack with such a weapon verb (transitive) 3. to hit with […]
[kosh-er] /ˈkɒʃ ər/ verb (used with object) 1. to treat with special fondness; pamper. /ˈkɒʃə/ verb (Irish) 1. (transitive) to pamper or coddle 2. (intransitive) to live or be entertained at the expense of another n. 1630s, phonetic spelling of Irish coisir “feast, entertainment.”
control of substances hazardous to health
[kuh-shok-tuh n] /kəˈʃɒk tən/ noun 1. a city in E central Ohio.