01 n. The place on an ovule, or seed, where its outer coats cohere with each other and the nucleus.
pl.
Chalazas, Chalazæ ((#))
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1.
The place on an ovule, or seed, where its outer coats cohere with each other and the nucleus.(Bot.)
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2.
A spiral band of thickened albuminous substance which exists in the white of the bird's egg, and serves to maintain the yolk in its position; the treadle.(Biol.)