chalaza

Noun
  1. Basal part of a plant ovule opposite the micropyle;
    Where integument and nucellus are joined (synset 111699536)
    is a type of: plant part, plant structure - any part of a plant or fungus
    is a part of: ovule - a small body that contains the female germ cell of a plant; develops into a seed after fertilization
  2. One of two spiral bands of tissue connecting the egg yolk to the enclosing membrane at either end of the shell (synset 101463604)
    is a type of: animal tissue - the tissue in the bodies of animals
    is a part of: egg - animal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g. female birds

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