adj
(chiefly embryology) Allantoic.
adj
Without the use of zygotes
adj
(medicine) Designating the follicle which will survive atresia and permit ovulation.
n
The process by which a woman provides one or several eggs (ova, oocytes) for purposes of assisted reproduction or biomedical research.
n
(botany) A rudimentary plant contained in the seed.
adv
In terms of entozoology.
adj
of, or relating to epinasty
adj
(biology) Relating to a euseptum
adj
Relating to the exine.
n
The process of exogastrulating.
adj
Having a central follicle
v
(biology) To form into a gastrula
adj
Relating to the germaria.
adj
Having the characteristics of a germ
adj
Related to glottogony.
adj
Containing semen from a single male animal
adj
(biology) Relating to hyperviviparity
adj
Having only a single embryo.
n
(botany) The condition of an ovule having only a single embryo.
n
(uncommon) Singular pregnancy; pregnancy with only one fetus.
adj
Relating to a single follicle
adj
Having a single nucleus
n
(biology) A layer of tissue that is one cell thick
adj
(biology) Having a single nucleus
adj
Exhibiting or relating to oligogyny.
adj
Relating to the ooecium.
adj
Of or relating to oogamy
adv
From the perspective of scientific study of eggs or of a collector of eggs.
adj
Of or pertaining to an ovum.
adj
(in combination) Having a specified form of ovaries
adj
(now rare) Pertaining to or made up of eggs.
n
(zoology, obsolete, rare) The act of laying eggs.
adj
(biology) Of or pertaining to an egg.
n
The deposition of ova in an inappropriate place
adj
Producing or bearing eggs.
adj
(biology) that produces ova or eggs
n
A leg, of some pycnogonids, that is modified to carry eggs
adj
carrying or bearing eggs.
n
The condition of being oviparous
n
(biology) The quality of being oviparous; oviparity.
n
The process of laying eggs.
adj
Related to, or by means of, oviposition
adj
Relating to oviposition
n
(historical) Someone who believes that the complete embryo is contained preformed within the ovum; a proponent of ovism.
adj
Alternative form of ovoviviparous [Of or pertaining to such kind of animals such as some reptiles whose eggs hatch inside their body]
n
A branch of natural history dealing with the origin and functions of eggs.
adj
Of or relating to ovonics.
adj
Relating to ovotestes.
adj
Of or pertaining to such kind of animals such as some reptiles whose eggs hatch inside their body
n
Synonym of ovoviviparity
adj
Of or pertaining to an ovule.
adj
(biology) Pertaining to ovules.
adj
Relating to ovulation.
n
An animal that ovulates (typically, in a specified manner)
adj
pertaining to ovulation; ovulating
n
(biology, historical) A believer in the theory (called "encasement theory") that the egg was the real animal germ, and that at the time of fecundation the spermatozoa simply gave the impetus which caused the unfolding of the egg, in which all generations were enclosed one within the other.
n
(anatomy, now rare, historical) An ovum.
adv
Alternative spelling of oologically [From the perspective of scientific study of eggs or of a collector of eggs.]
n
Alternative spelling of oology [(ornithology) The study of birds' eggs.]
n
Alternative spelling of ootidogenesis [(biology) The part of oogenesis leading to the formation of ootids]
adj
Synonym of parenchymatous
adj
(botany) Consisting of, or having, several embryos; polyembryonic.
adj
Of or pertaining to a polymatroid
adj
Relating to polyovulation
n
(biology) The penetration of an ovum by more than one sperm.
adj
Alternative form of pronucleate [Having a pronucleus]
adj
Relating to protosomes
adj
Of or possessing a protostele.
n
(biology) Apparent segmentation, typically of a nematode, by the formation of a series of rings on the body
adj
(biology) Relating to pseudovivipary
adj
Of or pertaining to a syzygy.
adj
Pertaining to taxidermy.
adj
Alternative spelling of trophæal [(obsolete) Pertaining to a trophy or to trophies.]
n
A single-celled organism; a unicell.
n
(in plants) Reproduction via embryos that develop from the outset without interruption (as opposed to germinating from a seed).
n
The science of fastening things together.
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