Definitions for gastraea
  • Gastraea (n.) - A primeval larval form; a double-walled sac from which, according to the hypothesis of Haeckel, man and all other animals, that in the first stages of their individual evolution pass through a two-layered structural stage, or gastrula form, must have descended. This idea constitutes the Gastraea theory of Haeckel. See Gastrula.
  • Gastraeas - Sorry, we do not have a definition for this word
Words in your word
2 Letter Words
aa ae ag ar as at er es et re ta