名詞 blastema:

1. a mass of undifferentiated cells from which an organ or body part develops

blas.te.ma

n.（名詞）
【復數(shù)】 blas.te.mas 或 blas.te.ma.ta [-m…-t…]
The formative, undifferentiated material from which cells are formed.
芽基：細胞由此產生的處于形成期尚未顯出差別的物質
A mass of embryonic cells from which an organ or a body part develops, either in normal development or in the regeneration of a lost body part.
胚基：身體某部分或一器官由此發(fā)育的一組胚胎細胞，或正常發(fā)育或失去的身體某部分的再生能力

來源：
Greek blastôma [offspring, sprout]
希臘語 blastôma [幼苗，抽芽]
from blastos [bud]
源自 blastos [芽]

【引伸】
blaste.mal 或
blas.temat.ic