The stone of a cherry. / (games, obsolete) A children's game in which players attempt to knock marbles into a hole without losing their taw in the same hole.

(architecture) A protective moulding over a door or window that allows rain to drip away from the structure. / A water filter in which impurities are removed by running water through a porous stone.

simple past tense and past participle of densen

plural of microprojectile