germinal stage

germinal stage

(in embryology) the interval of time from fertilization to implantation during which the ovum undergoes cell division several times, travels to the uterus, and, in the form of a blastocyst, begins to implant itself in the endometrium. The germinal stage is over at about 10 days of gestation.

ger·mi·nal stage

(jĕr'mi-năl stāj)
A period of development beginning at conception and lasting through the first 8 weeks, characterized by rapid cell division; implantation occurs; the placenta and body systems form.
References in periodicals archive ?
DENVER A Germinal Stage Denver presentation of a play in two acts by Jim Lillie.
Even though the sector is at a germinal stage, the will is there.
In the 1940s and 1950s, Falkenstein worked principally in San Francisco and Paris, participating in the germinal stages of Abstract Expressionism, Art autre, Art informel--and even making an early cameo appearance with the Gutai Group--thus qualifying as one of the few post-World War II artists with a truly international reach.
The onslaught of hundreds of new retail tea outlets--and thousands more projected to open in the next few years--parallels the germinal stages of the fledgling U.