crista

cris·ta

noun \ˈkris-tə\

plural cris·tae \-ˌtē, -ˌtī\

Definition of CRISTA

1

: one of the areas of specialized sensory epithelium in the ampullae of the semicircular canals of the ear serving as end organs for the vestibular sense—called also crista ampullaris

2

: a membranous spiral fold running the length of the body of certain spirochetes

3

: an elevation of the surface of a bone for the attachment of a muscle or tendon

4

: any of the inwardly projecting folds of the inner membrane of a mitochondrion