| 释义 |
-blast
\ˌblast, -aa(ə)st, -aist\ noun combining form
(-s)
Etymology: New Latin -blastus, from Greek blastos; akin to Old English molda top of the head, Greek blōthros tall, melathron roof, Sanskrit mūrdhan head, Tocharian A malto first
1. biology
a. : germ : shoot : sprout
b. : embryonic or formative cell — in names of formative cells corresponding to names of fully developed cells ending in -cyte
< erythroblast >
c. : germ layer : formative layer of cells
< splanchnoblast >
d. : formative constituent unit of living matter
< idioblast >
2. geology : crystal formed during metamorphism
< porphyroblast > |