The pair of plates (made of different metals or other conductive materials), and separated by an electrolyte, which form a voltaic cell (in a battery, for example).

(computer science) A low-level interdependent coupling between program modules.

(singular only, slang, used attributively only, always preceded by a) Two. / (singular only, slang, used attributively only, always preceded by a) A few; a small number.

(usually used attributively, finance) A non-existent coupon. / (finance) A financial security that does not pay interest periodically.

plural of coupling

plural of acoustic coupler

An interface device for coupling electrical signals by acoustical means. / (dated, telecommunications) A terminal device used to link data terminals and radio sets with the telephone network.

(now rare) Someone who couples things together, especially someone whose job it is to couple railway carriages.

plural of coupler

Obsolete form of culpable.