noun pl. crissa
- the area under the tail of a bird, around the cloacal opening
- the feathers covering this
Origin: ModL < L crissare, for crisare, to move the haunches < IE *(s)kreit- < base *(s)ker-, to turn > L curvus: see curve
Used by arrangement with John Wiley & Sons, Inc.
noun pl. cris·sa
Origin: New Latin, from Latin crīsāre, crissāre, to move the buttocks during intercourse; see sker-2 in Indo-European roots.
- crisˈsal adjective