Cleavage spindle | definition of cleavage spindle by Medical dictionary
the spindle formed during the cleavage of a zygote or its blastomeres.
cleav·age spin·dle (klēv'ăj spin'dĕl)
The spindle formed during the cleavage of a zygote or its blastomeres.
References in periodicals archive
Fertilization is internal and at deposition the first cleavage spindle
has already formed.
Fertilized eggs of Cerebratulus lacteus were compressed to about 170% of their normal diameter, from just after first polar body formation but before the formation of the first cleavage spindle
, until first cleavage was completed (Fig.