Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Production of or reproduction by gemmae.
from The Century Dictionary.
- noun In botany, the act of budding; also, the manner in which a young leaf is folded up in the bud before its unfolding.
- noun In zoology, the process of reproduction by buds; the formation of a new individual by the protrusion and complete or partial separation of a part of the parent; budding.
- noun Also called
gemmulation . - noun The arrangement or phyllotaxy of leaf-buds.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Biol.) The formation of a new individual, either animal or vegetable, by a process of budding; an asexual method of reproduction; gemmulation; gemmiparity. See
Budding . - noun (Bot.) The arrangement of buds on the stalk; also, of leaves in the bud.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology
asexual reproduction viagemmae
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun asexual reproduction in which a local growth on the surface or in the body of the parent becomes a separate individual
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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In addition to these buds containing germinal elements alone, there is another which illustrates the process of "gemmation" -- i.e. the direct out-growth of a fully formed offspring.]
Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions George John Romanes 1871
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Machinery Hall has illustrated, from its earliest days, the process of development by gemmation.
Lippincott's Magazine of Popular Literature and Science Volume 17, No. 100, April, 1876 Various
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Therefore in many of such lower organisms such a congeries of ancestral gemmules must exist in every part of their bodies, since in them every part is capable of reproducing by gemmation.
On the Genesis of Species St. George Mivart
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That such a complete collection of gemmules is aggregated in each ovum and spermatozoon in most animals, and in each part capable of reproducing by gemmation (budding) in the lowest animals and in plants.
On the Genesis of Species St. George Mivart
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The lichens have a very peculiar method of gemmation.
Scientific American Supplement, No. 531, March 6, 1886 Various
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Stravadium has very minute stipules, the habit and gemmation is that of
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith
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Originally, in the earlier ancestral types, reproduction was effected by fission or gemmation (simple division or budding), without any necessity for conjugation with another individual of the species; and reproduction by gemmation corresponds to the processes of detumescence, to the ejaculation of the spermatozoa by the male.
The Sexual Life of the Child Albert Moll 1900
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Successive births do not mean transmigration in the common sense of that word, but only the self-propagation of [226] Karma: the perpetual multiplying of certain conditions by a kind of ghostly gemmation, -- if I may borrow a biological term.
Japan: an Attempt at Interpretation Lafcadio Hearn 1877
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We have reason, from comparative anatomy and ontogeny, to believe that it multiplied by sexual generation, not merely asexually (by cleavage, gemmation, and spores), as was no doubt the case with the earlier ancestors.
The Evolution of Man — Volume 2 Ernst Heinrich Philipp August Haeckel 1876
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This brood is again wingless, and it proceeds at once to bud out several generations more, by internal gemmation, as long as the warm weather lasts.
Falling in Love With Other Essays on More Exact Branches of Science Grant Allen 1873
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