| ectoderm |
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noun - One of the three tissue layers in the embryo of a metazoan animal. Through development, it will produce the epidermis (skin) and nervous system of the adult.
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| ectomere |
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noun
- Any of the blastomeres from which the ectoderm forms
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| egg |
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noun
- (context, zoology, countable) An approximately spherical or ellipsoidal body produced by birds, snakes, insects and other animals housing the embryo during its development.
- (countable) The egg of a domestic fowl as an item of food.
- (uncountable) The contents of one or more (hen's usually) eggs as a culinary ingredient, etc.
- I also determine the minimal amount of egg required to make good mayonnaise.
- (context, biology, countable) The female primary cell, the ovum.
verb
- To throw eggs at.
- (with "on"): To encourage.
- To add beaten egg (cooking).
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| eggshell |
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noun
- the shell around an egg
- (colour) a pale yellowish-whitish colour, like that of the eggshell.
- <table><tr><td>eggshell colour: </td><td bgcolor="
- F5F1D3?" width="80"> </td></tr></table>
adjective
- (colour) of a pale yellowish-whitish colour, like that of the eggshell.
- Exhibiting the thinness, translucency or near-transparency, and fragility of an eggshell; as in eggshell porcelain.
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| embolic |
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adjective
- (pathology) Of or relating to an embolus or an embolism.
- Pertaining to emboly.
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| embryo |
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noun
- An unborn baby that is less developed than a foetus.
- An organism in the earlier stages of development before it emerges from the egg, or before metamorphosis.
- In viviparous animals, the young animal's earliest stages in the mother's body
- In humans, usually the cell growth up to the end of the seventh week in the mother's body
- (botany) A rudimentary plant contained in the seed.
- The beginning; the first stage of anything.
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| embryology |
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noun
- The scientific study of embryos.
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| embryonic |
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adjective
- (embryology) Of or related to an embryo.
- (figuratively) Something, especially a project, that is very new and is still evolving; something that has yet to reach its full potential.
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| endoderm |
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noun - One of the three tissue layers in the embryo of a metazoan animal. Through development, it will produce the digestive system of the adult.
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| endogenous |
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adjective
- produced, originating or growing from within
- of a disease, caused by factors within the body
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| epiblast |
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noun
- the outer layer of a blastula that, after gastrulation, becomes the ectoderm
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| exogamy |
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noun
- marriage to a person belonging to a tribe or group other than your own as required by custom or law
- (biology) the fusion of two unrelated gametes
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