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chalaza
[ kuh-ley-zuh ]
noun
- Zoology. one of the two albuminous twisted cords which fasten an egg yolk to the shell membrane.
- Botany. the point of an ovule or seed where the integuments are united to the nucellus.
chalaza
/ əˈɪə /
noun
- one of a pair of spiral threads of albumen holding the yolk of a bird's egg in position
- the basal part of a plant ovule, where the integuments and nucellus are joined
chalaza
/ ə-′ə /
, Plural chalazae ə-′ŧ
- One of two spiral bands of tissue in an egg that connect the yolk to the lining membrane at either end of the shell.
- The region of a plant ovule that is opposite the micropyle, where the integuments and nucellus are joined.
Derived Forms
- ˈ, adjective
Other yvlog Forms
- ·z ··· [k, uh, -, ley, -zee-, uh, n], adjective
yvlog History and Origins
Origin of chalaza1
yvlog History and Origins
Origin of chalaza1
Example Sentences
We’ll leave that up to you, but we recommend that you first eliminate the egg’s chalaza, or the stringy bit that gunks up an efficient pastry brush.
A pair of fibrous strands called chalazae anchor the yolk inside the egg, and Geary figured that sundering them would allow the yolk to float to the center.
Having the ovule inverted at an early period in its development, so that the chalaza is as the apparent apex; Ð opposed to orthotropous.
The base of the nucellus is indicated by the chalaza ch, while the apex is at the micropyle m.
Orthotropous ovule of Buckwheat: c, hilum and chalaza; f, orifice.
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