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Definition of Diploblastic
1. a. Characterizing the ovum when it has two primary germinal layers.
Definition of Diploblastic
1. Adjective. (biology) Having two embryonic germ layers (the ectoderm and the endoderm) ¹
¹ Source: wiktionary.com
Definition of Diploblastic
1. [adj]
Medical Definition of Diploblastic
1. Describes an animal which, as an embryo, had two distinct embryonic tissue layers - the ectoderm and endoderm. This is in contrast to animals which are triploblastic (has three distinct tissue layers) and those which do not have any distinct tissue layers as an embryo (nor organs and distinct tissues as an adult). Jellyfish and comb jellies are diploblastic animals. (09 Oct 1997)
Lexicographical Neighbors of Diploblastic
Literary usage of Diploblastic
Below you will find example usage of this term as found in modern and/or classical literature:
1. Quarterly Journal of Microscopical Science edited by Biologists Limited, The Company of. (1880)
"It must not, however, be supposed that in the early diploblastic ancestors there
was a complete differentiation of function ..."
2. A Treatise on Comparative Embryology by Francis Maitland Balfour (1885)
"The epiblast during the diploblastic condition was, as appears from such forms
as Hydra ... It must not, however, be supposed that in the early diploblastic ..."
3. Studies from the Morphological Laboratory in the University of Cambridge by University of Cambridge Morphological laboratory, Adam Sedgwick, Francis Maitland Balfour (1886)
"very forcibly the hypothesis that the mesoblastic somites of segmented animals
are derived from a diploblastic Coelenterate- like ancestor with folded gut ..."
4. A Text-book of Invertebrate Morphology by James Playfair McMurrich (1896)
"... as well as the manner in which diploblastic organisms have arisen from the
more primitive single-layered organisms. It is only in the lowest Metazoa, ..."
5. College zoology by Robert William Hegner (1918)
"diploblastic, radially symmetrical animals, with four or six ... They are therefore
diploblastic, although many ANTHOZOA have a fairly well de- ..."
6. Principles of Animal Biology by Aaron Franklin Shull, George Roger Larue, Alexander Grant Ruthven (1920)
"diploblastic, radially symmetrical animals with body wall penetrated by numerous
pores. Body usually supported by a skeleton of spicules or spongin. ..."
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