(transitive) To put into a couple; to put into, or connect together as, a group of two. / (intransitive) To get into pairs; to become a group of two.

Two people who are married to each other.

In set dances with more than one couple dancing, the couple doing the more complicated movement during any given portion of the dance. The role of active couple may pass from one couple to another. In many quadrilles, certain figures will have two active couples at any one time; in long set dances, quite often every other couple or every third couple is the active couple.

(chemistry) Any of a class of reactions in which an organic halide reacts with an organometallic zinc compound under the control of a catalyst; R-X + R'-Zn-X' => R-R'

The corrosive cell formed when two different metals are separated by an electrolyte, or the corrosion produced by this effect.

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).

Synonym of Suzuki reaction

plural of Suzuki coupling

The box or ring of metal connecting the contiguous ends of two lengths of shafts.

plural of coupling-box