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gemmule
gem·mule G0074600 (jĕm′yo͞ol)n.1. A small gemma or similar structure, especially a reproductive structure in certain sponges that remains dormant for some time and later develops into a new individual.2. A hypothetical particle in the theory of pangenesis, postulated to be produced by cells and to be responsible for transmitting traits from parent to offspring.
[French, from Latin gemmula, diminutive of gemma, bud; see gembh- in Indo-European roots.]
gem′mu·lif′er·ous (jĕm′yo͞o-lĭf′ər-əs) adj.gemmule (ˈdʒɛmjuːl) n1. (Zoology) zoology a cell or mass of cells produced asexually by sponges and developing into a new individual; bud2. (Botany) botany a small gemma3. (Biology) a small hereditary particle postulated by Darwin in his theory of pangenesis[C19: from French, from Latin gemmula a little bud; see gem]gem•mule (ˈdʒɛm yul)
n. 1. a small gemma. 2. any asexually produced clusterof cells capable of developing into a new individual. [1835–45; < French < Latin gemmula. See gemma, -ule] Thesaurus| Noun | 1. | gemmule - the physically discrete element that Darwin proposed as responsible for heredityhypothesis, theory, possibility - a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena; "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was accepted in chemical practices" |
gemmule
gemmule[′je·myül] (biology) Any bud formed by gemmation. (invertebrate zoology) A cystlike, asexual reproductive structure of many Porifera that germinates when proper environmental conditions exist; it is a protective, overwintering structure which germinates the following spring. (neuroscience) A minute dendritic process functioning as a synaptic contact point. gemmule
gemmule [jem´ūl] 1. a reproductive bud, the immediate product of gemmation.2. any of the little spinelike processes on the dendrites of a nerve cell.gem·mule (jem'yūl), 1. A small bud that projects from the parent cell, and finally becomes detached, forming a cell of a new generation. 2. Synonym(s): dendritic spines [L. gemmula, dim. of gemma, bud] gemmule (jĕm′yo͞ol)n.1. A small gemma or similar structure, especially a reproductive structure in certain sponges that remains dormant for some time and later develops into a new individual.2. A hypothetical particle in the theory of pangenesis, postulated to be produced by cells and to be responsible for transmitting traits from parent to offspring.
gem′mu·lif′er·ous (jĕm′yo͞o-lĭf′ər-əs) adj.gem·mule (jem'yūl) 1. A small bud that projects from the parent cell, and finally becomes detached, forming a cell of a new generation. 2. Synonym(s): dendritic spines. [L. gemmula, dim. of gemma, bud]gemmule a bud formed in sponges as an internal group of cells that gives rise to a new sponge after overwintering (in freshwater forms) and the decay of the parent.gemmule
Words related to gemmulenoun the physically discrete element that Darwin proposed as responsible for heredityRelated Words- hypothesis
- theory
- possibility
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