Of a horse: well formed at the part where the back joins the rump.

Attached, coupled or fixed close together.

(rail transport, UK, historical) Of older railway wagons, having a chain coupling between them, without the buffers on each wagon touching those of the next wagon when the train was in motion.

(electronics) A logic family that achieves high speed by using an overdriven BJT differential amplifier with single-ended input.

A device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for example by conversion into a digital value.

plural of charge-coupled device

(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'

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.

plural of active couple

Two people who are married to each other.