presomite

presomite

 [pre-so´mīt] referring to embryos before the appearance of somites.

pre·so·mite

(prē-sō'mīt), Relating to the embryonic stage before the appearance of somites (before day 19 in human embryos).

pre·so·mite

(prē-sō'mīt) Relating to the embryonic stage before the appearance of somites (before day 19 in human embryos).