gastraea (plural gastraea)
(biology, obsolete) A hypothetical animal form assumed by Ernst Haeckel as the ancestor of all metazoic animals.
gastraea
plural of gastraeum
• Arteagas
Source: Wiktionary
Gas*træ"a, n. Etym: [NL., from Gr. (Biol.)
Definition: 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 Gastræa theory of Haeckel. See Gastrula.
Source: Webster’s Unabridged Dictionary 1913 Edition
22 November 2024
(noun) (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind
The world’s most expensive coffee costs more than US$700 per kilogram. Asian palm civet – a cat-like creature in Indonesia, eats fruits, including select coffee cherries. It excretes partially digested seeds that produce a smooth, less acidic brew of coffee called kopi luwak.
