Embryo Definition

ĕmbrē-ō
embryos
noun
embryos
The collection of cells that has developed from the fertilized egg of a vertebrate animal, before all the major organs have developed.
American Heritage Medicine
An animal in the earliest stages of its development in the uterus or the egg, specif., in humans, from conception to about the eighth week.
Webster's New World
An early or undeveloped stage of something.
Webster's New World
The rudimentary plant contained in a seed, usually made up of hypocotyl, radicle, plumule, and cotyledons.
Webster's New World
An organism at any time before full development, birth, or hatching.
American Heritage Medicine
Synonyms:
adjective
Webster's New World
affix
Embryo, embryonic.
Embryology.
Webster's New World

Other Word Forms of Embryo

Noun

Singular:
embryo
Plural:
embryones, embryos

Origin of Embryo

  • Medieval Latin embryō from Greek embruon en- in en–2 bruein to be full to bursting

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

  • A Medieval Latin corruption of Ancient Greek ἔμβρυον (embruon, “fetus”), from ἐν (en-, “in-”) + βρύω (bruō, “I grow, swell”).

    From Wiktionary

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