chalaza

noun cha·la·za \ kə-ˈlā-zə , -ˈla- \

Definition of chalaza

plural chalazae play \-ˌzē\ or chalazas
1 : either of two spiral bands in the white of a bird's egg that extend from the yolk and attach to opposite ends of the lining membrane — see egg illustration
2 : the basal part of a plant ovule where the nucellus is fused to the surrounding integument and to which the funiculus is usually attached

chalazal

play \-ˈlā-zəl, -ˈla-\ adjective

Origin and Etymology of chalaza

New Latin, from Greek, hailstone


Medical Dictionary

chalaza

noun cha·la·za \ kə-ˈlā-zə , -ˈlaz-ə \

medical Definition of chalaza

plural chalazae play \-ˌzē\ or chalazas
: either of a pair of spiral bands in the white of a bird's egg that extend from the yolk and attach to opposite ends of the lining membrane

Illustration of chalaza

illustration of chalaza


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