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embryo

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noun em·bryo \ˈem-brē-ˌō\

Simple Definition of embryo

  • : a human or animal in the early stages of development before it is born, hatched, etc.

Source: Merriam-Webster's Learner's Dictionary

Full Definition of embryo

plural

embryos

  1. 1 a archaic :  a vertebrate at any stage of development prior to birth or hatching b :  an animal in the early stages of growth and differentiation that are characterized by cleavage, the laying down of fundamental tissues, and the formation of primitive organs and organ systems; especially :  the developing human individual from the time of implantation to the end of the eighth week after conception

  2. 2 :  the young sporophyte of a seed plant usually comprising a rudimentary plant with plumule, radicle, and cotyledons

  3. 3 a :  something as yet undeveloped b :  a beginning or undeveloped state of something <productions seen in embryo during their out-of-town tryout period — Henry Hewes>

Origin and Etymology of embryo

Medieval Latin embryon-, embryo, from Greek embryon, from en- + bryein to swell; akin to Greek bryon catkin


First Known Use: 1548

Other Embryology Terms

Rhymes with embryo

acid snow, afterglow, aikido, alpenglow, apropos, art deco, art nouveau, audio, Baguio, Bamako, barrio, bay window, Bergamo, bibelot, Bilbao, black widow, blow-by-blow, body blow, bone marrow, bordereau, Borneo, bow window, buffalo, Buffalo, bungalow, Bushido, buteo, calico, cameo, cachalot, cembalo, centimo, CEO, chassepot, cheerio, Clemenceau, cogito, comedo, comme il faut, counterflow, Cupid's bow, curaçao, Curaçao, curassow, curio, daimyo, danio, Delano, Diderot, do-si-do, domino, dynamo, entrepôt, Erato, escargot, Eskimo, extrados, fabliau, folio, French window, fricandeau, furbelow, gigolo, golden glow, go-no-go, grass widow, guacharo, hammer throw, hammertoe, haricot, heel-and-toe, hetero, high and low, HMO, Holy Joe, horror show, Idaho, in a row, indigo, in escrow, in the know, Jericho, kakapo, latigo, little toe, long-ago, Longfellow, Maceió, Maginot, Manchukuo, medico, Mexico, mistletoe, modulo, Monaco, Navajo, NCO, nuncio, oleo, olio, on tiptoe, Oreo, overflow, overgrow, overthrow, ovolo, Pamlico, Papago, paseo, picaro, piccolo, Pierrot, polio, pomelo, pompano, portico, PPO, Prospero, proximo, quid pro quo, radio, raree-show, ratio, Richard Roe, Rochambeau, rococo, rodeo, Romeo, rose window, round window, saddlebow, Sapporo, sapsago, Scapa Flow, Scipio, Scorpio, semipro, show window, sloppy joe, so-and-so, SRO, standing O, status quo, stereo, stop-and-go, studio, subito, tallyho, tangelo, Taranto, tic-tac-toe, TKO, to-and-fro, Tokyo, tombolo, touch-and-go, tournedos, tremolo, tuckahoe, tupelo, UFO, ultimo, undergo, undertow, Veneto, vertigo, vibrio, video, virago, vireo, Zhangjiakou, zydeco



EMBRYO Defined for Kids

embryo

play
noun em·bryo \ˈem-brē-ˌō\

Definition of embryo for Students

plural

embryos

  1. 1 :  an unborn human or animal in the earliest stages of growth when its basic structures are being formed

  2. 2 :  a tiny young plant inside a seed




Medical Dictionary

embryo

play
noun em·bryo \ˈem-brē-ˌō\

Medical Definition of embryo

plural

embryos

  1. 1archaic :  a vertebrate at any stage of development prior to birth or hatching

  2. 2:  an animal in the early stages of growth and differentiation that are characterized by cleavage, the laying down of fundamental tissues, and the formation of primitive organs and organ systems; especially :  the developing human individual from the time of implantation to the end of the eighth week after conception—compare fetus




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