- a small, brimless cap
Origin of calotteFrench ; from Italian calotta ; from uncertain or unknown; perhaps Classical Greek kalyptra: see calyptra
Origin of calotteFrench, from Provençal calota or Italian callotta.
- a skullcap worn by Roman Catholic priests
- (archaic) The vertical central area of the crown of a bird's head.
- (architecture) A round cavity or depression, in the form of a cup or cap, lathed and plastered; used to diminish the rise or elevation of a moderate chapel, alcove, etc. which would otherwise be too high for other pieces of the apartment.
- (anatomy) The upper (superi) or lower (inferi) half of the globe of the eye.
French calotte, diminutive of calot, from écale (“husk, shell (of a nut)”) (due to similar shape and closely fitting the head), from Old French escale, from Old High German scāla (cognate to English scale).
Alternatively, may be related to Greek kalyptra (English calyptra).