embryoid

World English Dictionary
embryo (ˈɛmbrɪˌəʊ)
 
n , pl -bryos
1.  an animal in the early stages of development following cleavage of the zygote and ending at birth or hatching
2.  Compare fetus the human product of conception up to approximately the end of the second month of pregnancy
3.  a plant in the early stages of development: in higher plants, the plumule, cotyledons, and radicle within the seed
4.  an undeveloped or rudimentary state (esp in the phrase in embryo)
5.  something in an early stage of development: an embryo of an idea
 
[C16: from Late Latin, from Greek embruon, from bruein to swell]
 
'embryoid
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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