polyembryony
The production of two or more embryos in one seed, due either to the existence and fertilization of more than one embryonic sac or to the origination of embryos outside of the embryonic sac.
The production of two or more embryos from a single fertilized egg.

polyembryos
plural of polyembryo

polyemia
The presence of an abnormally large volume of blood in the body.

polyesterification
Any reaction which generates a polyester

polyesterifications
plural of polyesterification

polyethism
The presence of different work activities among different members of an insect community, or at different times in an insect's life

polyfidelity
A form of polyamory where all members are considered equal partners and agree to be sexually active only with other members of the group.

polyfoil
Multifoil.

polyform
A plane or solid figure constructed by joining together identical polygons edge to edge.
A monster form into which a character can polymorph.

polyfragmentation
The condition of being polyfragmented.

polyfructosan
A form of fructan

polyfructosans
plural of polyfructosan

polyfunctionalities
plural of polyfunctionality

polyfunctionality
The state of being polyfunctional.
A measure of the degree to which a compound is polyfunctional.

polygalactan
A relatively large molecular weight galactan

polygalactans
plural of polygalactan

polygamies
plural of polygamy

polygamodioecy
The condition of being polygamodioecious.

polygamomonoecy
The condition of being polygamomonoecious.

polygamy
The condition of having more than one spouse or marriage partner at one time.
Synonym of polygyny (“marriage of a man to more than one wife, the practice of having several wives at the same time”).
The state or habit of having more than one sexual mate.
The condition or state of a plant which bears both perfect and unisexual flowers.

polygastrian
One of the Polygastrica, an obsolete classification of microorganisms.

polygastrians
plural of polygastrian

polygene
A group of nonallelic genes that act together to produce phenotype variations

polygenes
plural of polygene

polygenicities
plural of polygenicity

polygenicity
The condition of being polygenic

polygenism
The belief that humans descended from more than one ancestral pair.

polyglacialism
The polyglacial theory

polyglossia
The coexistence of multiple languages in the same geographic area.

polyglotism
The use, notably in speech, of several languages.
The ability to communicate in several languages.

polyglotisms
plural of polyglotism

polyglotry
The quality of being polyglot; multilingualism.

polyglottism
Alternative spelling of polyglotism.

polyglottisms
plural of polyglottism

polyglottology
The use of many languages

polyglycerol
Any of several polymeric condensation products of glycerol
Any of several polymeric esters of glycerol

polyglycerols
plural of polyglycerol

polygon
A plane figure bounded by edges that are all straight lines.
The boundary of such a figure.
A figure comprising vertices and (not necessarily straight) edges, alternatingly.
Such a figure and its interior, taken as a whole.

polygonalities
plural of polygonality

polygonality
The state of being a polygon, the degree to which an object is polygonal.

polygoneutism
The state of being polygoneutic

polygonhood
The state of being a polygon.

polygonization
The subdivision of a plane into polygons
The formation of subgrains within the grains of a metal when worked

polygonizations
plural of polygonization

polygonness
The state of being a polygon.

polygonometries
plural of polygonometry

polygonometry
The mensuration of polygons

polygons
plural of polygon

polygram
A figure consisting of many lines.

polygrams
plural of polygram

polygraphy
Much writing; writing of many books.
The art of writing in various ciphers, and of deciphering the same.
The art or practice of using a polygraph.

polygroup
A set of polygons that is assigned to a unique identifier.

polygynies
plural of polygyny

polygyny
The state or practice of having several wives at the same time; plurality of wives; marriage to several wives.
The condition of an ant colony that has multiple egg-laying queens.
Synonym of polygamy.

polyhaemia
Synonym of polyemia.

polyhalogenation
The process of making something polyhalogenated.

polyhe
A pattern constructed from a polyhex by removing half of each hexagon such that they remain connected

polyhedra
plural of polyhedron

polyhedrality
The condition of being polyhedral

polyhedrometry
The measurement of polyhedra.

polyhedron
A solid figure with many flat faces and straight edges.
A polyscope, or multiplying glass.
A stage in the growth of Hydrodictyon, when the resting spore breaks up into several megazoospores that put out horn-like appendages; these polyhedra break up into zoospores.

polyhedrons
plural of polyhedron

polyhemia
Alternative form of polyhaemia.

polyhes
plural of polyhe

polyhex
A polyform made by joining one or more regular hexagons edge to edge in various arrangements.

polyhexes
plural of polyhex

polyhydramnion
Alternative form of polyhydramnios.

polyhydramnios
An excess of amniotic fluid in the amniotic sac.

polyhydroxyalkanoate
Any of a group of linear polyesters produced in nature by bacterial fermentation.

polyhydroxyalkanoates
plural of polyhydroxyalkanoate

polyiamond
A polyform made by joining one or more equilateral triangles edge to edge in various arrangements, with every polyiamond corresponding to a polyhex.

polyiamonds
plural of polyiamond

polyideism
The presence of several ideas in the mind at the same time.

polyinhalant
A mixture of inhalants.

polyinnervation
innervation with several stimuli

polyinnervations
plural of polyinnervation

polyinstantiation
Instantiation into multiple independent instances.

polykatoikia
A type of concrete urban housing block in postwar Greece.

polykay
A statistic that is a certain kind of linear combination of sample moments. (See reference for details.)

polykays
plural of polykay

polykinetid
A structure, in some protozoa, consisting of a kinetid composed of three or more kinetosomes connected to fibrillar structures.

polykinetids
plural of polykinetid

polyking
a polyplet

polykite
A polyform constructed from quadrilaterals obtained from the superimposition of a triangular and hexagonal grid.

polykites
plural of polykite

polylecty
The condition of being polylectic.

polylemma
A circumstance in which a choice must be made between multiple options that seem equally undesirable

polylemmas
plural of polylemma

polyligation
ligation to two or more atoms

polylinearities
plural of polylinearity

polylinearity
The condition of being polylinear

polylingualism
Multilingualism.

polymania
total insanity, as contrasted with monomania

polymastism
The condition of having more than two mammæ, or breasts.

polymathy
The knowledge of many arts and sciences; variety of learning.

polymatroid
A particular form of polytope

polymatroids
plural of polymatroid

polymediality
The quality of being polymedial.

polymenorrhagia
A shortening of the menstrual cycle (more frequent periods)

polymenorrhea
Menstrual cycles with intervals of 21 days or fewer.

polymericity
The quality or condition of being a polymer.

polymerizabilities
plural of polymerizability

polymerizability
The state of being polymerizable.
A measure of the degree to which something is polymerizable.

polymerogenicities
plural of polymerogenicity

polymerogenicity
The condition of being polymerogenic.

polymery
The condition of being polymeric.

polymetallism
The use of more than one metal in a system of currency.

polymetamorphism
The presence of more than one phase of metamorphism.

polymetamorphisms
plural of polymetamorphism

polymetastases
plural of polymetastasis

polymetastasis
The presence of multiple metastases

polymetre
The use of different metres or time signatures either simultaneously or in succession

polymitosis
The occurrence of multiple cases of mitosis following meiosis