crist- (Latin: crest).
crista (singular), cristae (plural):
Crest; a ridge or crest; specifically, in various anatomical and zoological senses..
Having a crest, crested; in the form of a crest.
Below the supraventricular crest; usually used in reference to a ventricular septal defect.
Between two crests, as between the crests of the ilia (the lower three fifths of the small intestine from the jejunum to the ileocecal valve), applied to one of the pelvic measurements.
A small or imperfect ridge or crest.
Above a crest or ridge; specifically used to denote a line or plane across the summits of the iliac crests.