Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
A dense, cylindrical, often drooping cluster of unisexual apetalous flowers found especially in willows, birches, and oaks. Also called ament.
[From obsolete Dutch katteken, kitten, diminutive of katte, cat (from its resemblance to a kitten's tail), from Germanic *kattuz.]
(Botany) an inflorescence consisting of a spike, usually hanging, of much reduced flowers of either sex: occurs in birch, hazel, etc. Also called: ament
[C16: from obsolete Dutch katteken kitten, identical in meaning with French chaton, German Kätzchen]
a spike of unisexual flowers with scaly bracts and no petals, as on the willow or birch.Also called ament.
[1570–80; < Dutch katteken little cat (now obsolete)]
cat′kin•ate` (-kəˌneɪt) adj.
A long, thin cluster of tiny, petalless flowers growing on willows, birches, oaks, poplars, and certain other trees. The flowers on a catkin are either all male or all female. See more at flower.