Cous"si*net` (k??s"s?-n?t`), n. [F., dim. of coussin cushion. See Cushionet.] Arch. (a)
A stone placed on the impost of a pier for receiving the first stone of an arch.
(b)
That part of the Ionic capital between the abacus and quarter round, which forms the volute.
Gwilt.
© Webster 1913.