n A single-room dwelling for a hermit. (defdate|from 10th c.)
n (context|now|_|historical) A small monastery or nunnery dependent on a larger religious establishment. (defdate|from 11th c.)
n A small room in a monastery or nunnery accommodating one person. (defdate|from 14th c.)
n Each of the small hexagonal compartments in a honeycomb. (defdate|from 14th c.)
n (context|biology|now|_|chiefly|_|botany) Any of various chambers in a tissue or organism having specific functions. (defdate|from 14th c.)
n A section or compartment of a larger structure. (defdate|from 16th c.)
n (context|obsolete|chiefly|_|literary) Any small dwelling; a remote nook, a den. (defdate|16th-19th c.)
n A room in a prison for one or more inmates. (defdate|from 18th c.)
n A device which stores electricity | electrical power; used either singly or together in battery|batteries; the basic unit of a battery. (defdate|from 19th c.)
n (biology) The basic unit of a living organism, consisting of a quantity of protoplasm surrounded by a cell membrane, which is able to synthesize proteins and replicate itself. (defdate|from 19th c.)
n (meteorology) A small thunderstorm, caused by convection, that forms ahead of a storm front. (defdate|from 20th c.)
n (computing) The minimal unit of a cellular automaton that can change state and has an associated behavior. (defdate|from 20th c.)
n A small group of people forming part of a larger organization, often an outlawed one. (defdate|from 20th c.)