the central rodlike portion of a gonangium, upon which buds that develop into medusae are formed.
the early developmental stage of an animal, following the morula stage and consisting of a single, spherical layer of cells enclosing a hollow, central cavity. Historical Examples The Riddle of the Universe at the close of the nineteenth century Ernst Haeckel The World’s Greatest Books – Volume 15 – Science Various The Science and Philosophy […]
the early developmental stage of an animal, following the morula stage and consisting of a single, spherical layer of cells enclosing a hollow, central cavity. noun (embryol) the process of blastula formation noun (pl) -las, -lae (-liː) an early form of an animal embryo that develops from a morula, consisting of a sphere of cells […]
blastus Historical Examples The Wonders of Life Ernst Haeckel
bleat. to make a loud or raucous noise. to utter loudly and indiscreetly; blurt. bleat (def 4). Historical Examples Letters of Major Jack Downing, of the Downingville Militia Seba Smith Rope Holworthy Hall Jokes For All Occasions Anonymous Bat Wing Bowles Dane Coolidge The Trail Boys on the Plains Jay Winthrop Allen The Corner House […]