(anatomy) A ridge of bone running lengthwise along the midline of the top of the skull (at the sagittal suture) in many mammals and primates

(UK, informal, rare, birdwatching) the great crested grebe.

plural of crest cloud

(meteorology) a standing cloud, extending downwind from a mountain range, or ridge.

(anatomy) The visible impressions made by the ilium marking the top of the pelvis at the threshold of the torso and lower extremities.

(obsolete) An African bird related to the plantain eaters, of an obsolete genus listed as either Schizorhis (apparently an error for Schizorbis) or Chizaeris, and probably equivalent to Corythaixoides.

A tile made to cover the ridge of a roof, fitting upon it like a saddle.

(fortifications) The highest line of the parapet.

plural of sagittal crest

plural of neural crest