huso
A large European sturgeon (Huso huso), inhabiting the Black Sea and Caspian Sea; the beluga.
The huchen, a large salmon.

husos
plural of huso

hussar
A member of the national cavalry of Hungary, Croatia and Poland.
A member of the light cavalry of any of several European armies.

hussars
plural of hussar

huszar
Alternative form of hussar.

huszars
plural of huszar

hyaenid
Any member of the Hyaenidae; an aardwolf or hyena.

hyaenids
plural of hyaenid

hyclates
plural of hyclate

hydraenid
Any member of the family Hydraenidae of minute moss beetles.

hydraenids
plural of hydraenid

hydrazine
A corrosive, fuming liquid, NH₂-NH₂, used as a rocket fuel.
Any member of the class of organic compounds formally derived from NH₂-NH₂.

hydrazines
plural of hydrazine

hydriad
A water nymph.

hydriads
plural of hydriad

hydrocephali
plural of hydrocephalus

hydrocephalies
plural of hydrocephaly

hydrocephalus
A usually congenital condition in which an abnormal accumulation of fluid in the cerebral ventricles causes enlargement of the skull and compression of the brain, destroying much of the neural tissue.

hydrocephaluses
plural of hydrocephalus

hydrocephaly
hydrocephalus

hydrocladia
plural of hydrocladium

hydrocladium
Any of the secondary branches of a hydrocaulus that bear hydrothecae

hydrodynamism
The stress put on a marine organism (especially an intertidal one) by hydrodynamic factors

hydrogenotroph
Any hydrogenotrophic organism.

hydrogenotrophs
plural of hydrogenotroph

hydroidolinan
Any cnidarian of the subclass Hydroidolina

hydroidolinans
plural of hydroidolinan

hydromedusa
The South American snake-necked turtle (Hydromedusa tectifera).

hydromedusas
plural of hydromedusa

hydrometrid
Any member of the family Hydrometridae (water measurers or marsh treaders).

hydrometrids
plural of hydrometrid

hydrophilid
Any of the water beetles of the family Hydrophilidae.

hydrophilids
plural of hydrophilid

hydrops
The abnormal accumulation of serous fluid in a tissue or cavity.

hydrosoma
The entire organism of any hydrozoon.

hydrosomata
plural of hydrosoma

hydrotropism
The movement of a plant (or other organism) in response to water, either towards or away from water.

hydrotropisms
plural of hydrotropism

hydrotropy
Synonym of hydrotropism.

hydroxymethylome
The set of hydroxymethylation modifications in an organism's genome

hydroxymethylomes
plural of hydroxymethylome

hydrozoons
plural of hydrozoon

hyenasona
A fursona that is a hyena.

hyenasonas
plural of hyenasona

hyenid
Any hyena of the family Hyaenidae.

hyenids
plural of hyenid

hygroma
a discrete, fluid-filled sac that can form on the joints of dogs or other animals in response to repeated pressure.

hygromas
plural of hygroma

hygromata
plural of hygroma

hylid
Any member of the family Hylidae of frogs, including tree frogs.

hylobatid
Any species of the family Hylobatidae; a gibbon.

hylobatids
plural of hylobatid

hylogenesis
The origin of matter.

hylogeny
Alternative spelling of hylogenesis.

hyloid
Any frog of the superfamily Hyloidea

hyloids
plural of hyloid

hymenopodid
Any mantis in the family Hymenopodidae.

hymenopodids
plural of hymenopodid

hymenostome
Any member of the order Hymenostomatida of ciliate protozoa.

hymenostomes
plural of hymenostome

hynobiid
Any member of the family Hynobiidae of salamanders.

hynobiids
plural of hynobiid

hyolithid
A member of the Hyolithida order of extinct lophophorate animals.

hyolithids
plural of hyolithid

hyomandible
Alternative form of hyomandibula.

hyomandibles
plural of hyomandible

hyomandibula
The bony or cartilaginous portion of the upper hyoid arch in some fish

hyomandibulas
plural of hyomandibula

hypandria
plural of hypandrium

hypandrium
A plate, formed from fused coxites, covering the genitalia of a male insect

hyperbenthos
benthic organisms that live just above the sediment

hypercarnivore
Any animal whose diet is predominantly (more than 70%) meat from animals.
Any creature with an increased slicing component of dentition relative to the grinding component.

hypercarnivores
plural of hypercarnivore

hypercoasters
plural of hypercoaster

hyperextremophile
An organism that thrives at higher temperatures than typical extremophiles, which in turn thrive at higher temperatures than ordinary life.

hyperextremophiles
plural of hyperextremophile

hypergenesis
hyperplasia

hypergrooming
The abnormal situation where an animal grooms itself excessively.

hyperhalophile
A halophile that can survive in extremely salty environments

hyperhalophiles
plural of hyperhalophile

hypericism
Photosensitivity in livestock caused by consuming plants of the genus Hypericum.

hyperindices
plural of hyperindex

hyperinfection
repeated reinfection with the larvae of parasites already in the body

hypermastigid
Any flagellate parasite of the former order Hypermastigia

hypermastigids
plural of hypermastigid

hypermastigote
Any of a group of complex, uninucleate, multiflagellate organisms that are parasitic or symbiotic in the digestive systems of termites and some other insects.

hypermastigotes
plural of hypermastigote

hypermetamorphism
An extreme form of metamorphosis occurring in certain insects (especially beetles of the family Meloidae) in which the animal passes through two or more different larval stages.

hypermutant
An organism resulting from hypermutation.

hypermutants
plural of hypermutant

hypernym
A superordinate word or phrase; a term whose referents form a set which includes as a subset the referents of a subordinate term—as, for example, insect (being a hypernym) for ant.

hypernyms
plural of hypernym

hyperoartian
Any vertebrate of the class Hyperoartia

hyperoartians
plural of hyperoartian

hyperoliid
Any in the family Hyperoliidae of frogs.

hyperoliids
plural of hyperoliid

hyperparasitism
Parasitism by one parasite upon another.

hyperparasitisms
plural of hyperparasitism

hyperphoresy
The situation of one organism carrying another organism, which is itself carrying a third organism, due to phoresy.

hyperpredator
A predator that preys on other predators.

hyperpredators
plural of hyperpredator

hyperregulator
An organism that hyperregulates.

hyperregulators
plural of hyperregulator

hypersatellite
A weak line in an X-ray spectrum close to a normal line

hypersatellites
plural of hypersatellite

hyperscaler
A company that provides hyperscale computing infrastructure.

hyperscalers
plural of hyperscaler

hypersigil
A complex, elaborate form of sigil in occult practices.

hypersigils
plural of hypersigil

hyperthermophile
An organism that lives and thrives in an extremely hot environment, such as a deep sea smoker vent; often a member of the Archaea.

hyperthermophiles
plural of hyperthermophile

hypobiosis
An arrested stage of development in some larvae

hypocarnivore
An organism that eats meat, but as less than 30% of its overall diet.

hypocarnivores
plural of hypocarnivore

hypochilid
Any member of the Hypochilidae (the lampshade spiders).

hypochilids
plural of hypochilid

hypocoracoid
The lower coracoid bone of fish

hypocoracoids
plural of hypocoracoid

hypodermosis
The infestation of cattle by larvae of warble flies of the genus Hypoderma.

hypolophid
A fusion of the entoconid and the hypoconid in some animals

hypolophids
plural of hypolophid

hypopleura
plural of hypopleuron

hypopleuron
Synonym of meron.

hypoptera
plural of hypopteron

hypopteron
the tuft of axillary feathers of a bird's wing

hypoptychid
Any member of the family Hypoptychidae of gasterosteiform fish.

hypoptychids
plural of hypoptychid

hyporachis
The downy lower barbs of a feather.

hyppogriff
Archaic form of hippogriff.

hyppogriffs
plural of hyppogriff

hypsibiid
Any tardigrade in the family Hypsibiidae.

hypsibiids
plural of hypsibiid

hyriid
Any freshwater mussel in the family Hyriidae.

hyriids
plural of hyriid

hysterosalpingogram
An X-ray image taken during hysterosalpingography.

hysterosalpingograms
plural of hysterosalpingogram