any of various crestlike structures, as a saclike projection extending inward from the inner membrane of mitochondria
Origin of cristaL, a crest, comb: see crest
- Anatomy A crest or ridge, as on the top of a bone.
- Biology One of the inward projections or folds of the inner membrane of a mitochondrion.
Origin of cristaLatin; see sker-2 in Indo-European roots.