Chalaza Definition

kə-lāzə, -lăzə
chalazae, chalaza
noun
Either of the spiral bands of dense albumen extending from the yolk toward the lining membrane at each end of a bird's egg and serving to keep the yolk suspended near the center of the albumen.
Webster's New World
The basal end of an ovule, opposite the micropyle, where the seed coats and the nucellus join.
Webster's New World

Other Word Forms of Chalaza

Noun

Singular:
chalaza
Plural:
chalazae

Origin of Chalaza

  • From Ancient Greek χάλαζα (chalaza, “hailstone, lump”).

    From Wiktionary

  • Greek khalaza hard lump, hailstone

    From American Heritage Dictionary of the English Language, 5th Edition

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