(microbiology) laboratory equipment used to count colonies of bacteria, or other microorganisms, growing on agar, usually in a Petri dish.

(US, slang, military) A member of the United States armed forces having the rank of full colonel, as distinct from a lieutenant colonel.

Alternative form of bird colonel

(US, slang, dated, military) A member of the US armed forces having the rank of full colonel, as distinct from a lieutenant colonel.

(dated) A locality in which a group of nudists live temporarily or permanently separated from the rest of the community

(Britain) A stereotype of a pompous, ex-military middle-aged man, conservative and opposed to new ideas.

Non-Oxford British English standard spelling of colonizer.

(historical) The Orange Free State when annexed by Britain in 1900. Abbreviation ORC.

Pertaining to a modern "retro" interpretation of the US colonial era.

plural of granulocyte-macrophage colony-stimulating factor