parthenogenesis

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Related to parthenogenetically: automixis

par·the·no·gen·e·sis

 (pär′thə-nō-jĕn′ĭ-sĭs)
n.
1. A form of reproduction in which an unfertilized egg develops into a new individual, occurring commonly among insects and certain other arthropods.
2. The artificial activation of an unfertilized usually mammalian egg, resulting in an embryolike cell cluster from which stem cells can be harvested.

[New Latin : Greek parthenos, virgin + genesis.]

par′the·no·ge·net′ic (-jə-nĕt′ĭk), par′the·no·gen′ic (-jĕn′ĭk) adj.
par′the·no·ge·net′i·cal·ly adv.

parthenogenesis

(ˌpɑːθɪnəʊˈdʒɛnɪsɪs)
n
1. (Biology) a type of reproduction, occurring in some insects and flowers, in which the unfertilized ovum develops directly into a new individual
2. (Theology) human conception without fertilization by a male; virgin birth
[C19: from Greek parthenos virgin + genesis birth]
parthenogenetic adj
ˌpartheˌnogeˈnetically adv

par•the•no•gen•e•sis

(ˌpær θə noʊˈdʒɛn ə sɪs)

n.
development of an egg without fertilization.
[1840–50]
par`the•no•ge•net′ic (-dʒəˈnɛt ɪk) adj.
par`the•no•ge•net′i•cal•ly, adv.

par·the·no·gen·e·sis

(pär′thə-nō-jĕn′ĭ-sĭs)
Reproduction in which an egg develops without fertilization, as in certain insects such as aphids.

parthenogenetic (pär′thə-nō-jə-nĕt′ĭk) adjective

parthenogenesis

Biology. the development of an egg or seed without fertilization. Also called unigenesis. — parthenogenetic, adj.
See also: Life
reproduction without fertilization, as certain ova, seeds and spores, insects, algae, etc. Also called unigenesis. — parthenogenetic, parthenogenic, adj.
See also: Biology

parthenogenesis

The production of young from unfertilized eggs.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.parthenogenesis - human conception without fertilization by a manparthenogenesis - human conception without fertilization by a man
agamogenesis, asexual reproduction - reproduction without the fusion of gametes
2.parthenogenesis - process in which an unfertilized egg develops into a new individual; common among insects and some other arthropods
androgenesis, androgeny - male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization
apomixis - any of several kinds of reproduction without fertilization
gynogenesis - female parthenogenesis in which the embryo contains only maternal chromosomes due to the failure of the sperm to fuse with the egg nucleus
Translations

parthenogenesis

[ˈpɑːθɪnəʊˈdʒenɪsɪs] Npartenogénesis f inv

parthenogenesis

nParthenogenese f, → Jungfernzeugung f

par·the·no·gen·e·sis

n. partenogénesis, reproducción en la cual el óvulo se desarrolla sin ser fecundado por un espermatozoo;
artificial ______ artificial.
References in periodicals archive ?
For day 7 embryos derived from parthenogenetically activated (PA), zonae pellucidae were removed by pronase treatment.
In the present study, the shortest female longevities when reproducing either sexually or parthenogenetically were 13.
excavatus, the oriental compost worm known to be able to reproduce parthenogenetically and to thrive in similar living conditions as E.
There also are a number of examples of normally bisexual species that occasionally produce parthenogenetically.
In humans, the free-living form of this organism appears to enter its host through a break in the skin or oral cavity and proceeds to invade and replicate parthenogenetically within mammalian tissue with a predilection for the CNS.
Silver's imaginary future of technologically expanded parental rights is one in which control over reproduction makes almost anything possible, including a single woman parthenogenetically giving birth to her clone, two lesbians or homosexuals having a child biologically related to both of them, or children being produced from the eggs and spermatogonia of aborted fetuses.
The other likely cause, particularly with the mild, open weather that we had in late August and September, is a tiny little green or yellow aphid known as the Violet Aphid, Myzus ornatus, that builds its population up parthenogenetically (without mating) on the undersides of leaves of pansies and violas and these can destroy young plants very quickly, causing them to collapse and die in a matter of weeks.
For example, the whiptail lizard, which lives in the American Southwest, reproduces parthenogenetically (having no male contribution), and their colonies consist mostly of clones of females.
2) Following his wife's abrogation of her civic duties--spectacularly represented when her bosoms surrealistically fly off like a set of balloons--the now hermaphroditic Husband heroically bears the Nation's children parthenogenetically.
After the proem, Hesiod sings a matrilineal genealogy in which numerous female elements and deities, parthenogenetically or impregnated by male elements or deities, gave birth to progenies.