hystriciasis
hystricism

hystricid
Any member of the family Hystricidae, Old World porcupines

hystricids
plural of hystricid

hystricognath
Any member of the infraorder Hystricognathi of rodents, distinguished from other rodents by the bone structure of their skulls.

hystricognaths
plural of hystricognath

iarovization
Alternative spelling of jarovization.

iatrogeneses
plural of iatrogenesis

iatrogenesis
Any adverse effect (or complication) resulting from medical treatment.

iberomesornithid
Any of a group of extinct birds of the family Iberomesornithidae.

iberomesornithids
plural of iberomesornithid

ibota
An insect-derived lubricating powder used in polishing.

icaridin
An almost colourless and odourless insect repellent.

icebird
Any seabird, such as the northern fulmar, that lives in icy regions.

icebirds
plural of icebird

icefish
Any member of notothenioid family Channichthyidae; these Antarctic fishes are named for the lack of hemoglobin in their blood
The noodlefish (family Salangidae in order Osmeriformes).

icefishes
plural of icefish

ichneumonoid
Any wasp of the superfamily Ichneumonoidea.

ichneumonoids
plural of ichneumonoid

ichneumonology
The study of the ichneumon wasp.

ichnite
A fossilized footprint or track of an animal.

ichnites
plural of ichnite

ichnofacies
A rock sequence whose defining characteristics include its lithology and the trace fossils contained within it, along with other biogenic structures.

ichnofossil
A trace fossil; a fossil record that preserves some activity of an organism, but no part of the organism itself.

ichnofossils
plural of ichnofossil

ichnotaxonomy
The branch of taxonomy that attempts to classify an animal based on its footprints, burrows, or other traces
The taxonomy of ichnofossils

ichthine
An albuminous substance found in fish eggs.

ichthus
Alternative form of ichthys.

ichthuses
plural of ichthus

ichthyism
Poisoning caused by eating spoiled fish.

ichthyoallyeinotoxism
A hallucinatory condition caused by eating certain species of fish.

ichthyoarchaeology
The part of archaeology concerned with early man's exploitation of fish

ichthyocolla
Fish glue, isinglass; a glue prepared from the sounds (swimming bladders) of various fishes.

ichthyodectid
Any member of the family †Ichthyodectidae of extinct predatory fish principally of the Cretaceous.

ichthyodectids
plural of ichthyodectid

ichthyodiversity
The diversity of fish

ichthyofauna
The fish of a particular region

ichthyofaunae
plural of ichthyofauna

ichthyofaunas
plural of ichthyofauna

ichthyogeography
The biogeography of fish

ichthyograph
A graphic representation of fish movement in a river or sea

ichthyographs
plural of ichthyograph

ichthyolatry
The worship of fish, or of fish-shaped idols.

ichthyolith
Any disarticulated fossil from a fish, especially a tooth or scale.

ichthyoliths
plural of ichthyolith

ichthyology
A branch of zoology that studies fish.

ichthyomancy
Divination interpreting the appearance and behaviour of fish. A form of augury.
Divination interpreting the entrails of fish. A form of aruspicy.

ichthyomorph
A figure in ancient art resembling a fish.

ichthyomorphs
plural of ichthyomorph

ichthyoneuston
The fish component of the neuston.

ichthyonomy
The naming and classification of types of fish.

ichthyonym
A name for a fish.

ichthyonyms
plural of ichthyonym

ichthyootoxin
Any poisonous substance found in the roe or gonads of fish, but not in other parts of the fish.

ichthyootoxins
plural of ichthyootoxin

ichthyopathology
The study of diseases of fish.

ichthyophagi
Any of various coast-dwelling peoples known for eating fish.

ichthyophagist
An eater of fish.

ichthyophagists
plural of ichthyophagist

ichthyophagoi
Alternative form of ichthyophagi.

ichthyophiid
Any caecilian in the family Ichthyophiidae.

ichthyophiids
plural of ichthyophiid

ichthyophobia
The fear of fish.

ichthyophthiriases
plural of ichthyophthiriasis

ichthyophthiriasis
A parasitic infection of freshwater fish caused by the ciliate Ichthyophthirius multifiliis.

ichthyoplanktology
The study of the free-floating larvae of fish

ichthyoplankton
zooplankton derived from fish, such as fish eggs, fry and larvae

ichthyoplanktons
plural of ichthyoplankton

ichthyopolist
A seller of fish.

ichthyopolists
plural of ichthyopolist

ichthyopterygium
fish fin.

ichthyosarcotoxin
Any poisonous substance found in fish that is not limited to the roe or to the blood.

ichthyosarcotoxins
plural of ichthyosarcotoxin

ichthyosaurus
Alternative form of ichthyosaur.
Any members of the genus Ichthyosaurus.

ichthyosism
botulism caused by eating salted fish

ichthyotheology
The theology of fish.

ichthyotoxicities
plural of ichthyotoxicity

ichthyotoxicity
toxicity to fish

ichthyotoxism
Poisoning by an ichthyotoxin (any poison produced from fish).

ichthys
A stylized representation of a fish, used as a Christian symbol.

ichthysarcotoxism
poisoning caused by eating the flesh of fish

ichthyses
plural of ichthys

iconotype
An illustration of a biological specimen that serves as a holotype or lectotype (type specimen and it becomes the type illustration). It is not an illustration of a holotype or lectotype. In the 18th and early 19th century, iconotypes were designated as type specimens when preserved specimens were not available. In the 21st century, iconotypes are being used where a live animal is recorded and then released.

iconotypes
plural of iconotype

icterid
Any member of the family Icteridae of grackles and related New World birds.

icterids
plural of icterid

icthiomancy
Archaic form of ichthyomancy.

icthyomancy
Alternative form of ichthyomancy.

icthyoplankton
Misspelling of ichthyoplankton.

ictidorhinid
Any therapsid of the genus Ictidorhinus.

ictidorhinids
plural of ictidorhinid

ictidosaur
Synonym of tritheledontid.

ictidosaurian
Synonym of tritheledontid.

ictidosaurs
plural of ictidosaur

idant
One of the nuclear rods or chromosomes in a fertilized ovum, supposed to contain an aggregate of the ids, or all kinds of biophores of the organism.

idants
plural of idant

ide
A freshwater fish of the family Cyprinidae, found across northern Europe and Asia, especially Leuciscus idus.

ides
The notional full-moon day of a Roman month, occurring on the 15th day of the four original 31-day months (March, May, Quintilis or July, and October) and on the 13th day of all other months.

idiogenesis
Genesis from no evident cause.

idorgan
A plastid or unicellular organism, theoretically capable of development into a metazoan.

idorgans
plural of idorgan

iggie
An iguana.

iggies
third-person singular simple present indicative of iggy

iguana
A green iguana (Iguana iguana), a large tropical American lizard often kept as a pet.
Any member of the genus Iguana.
In America and the Pacific, any of several members of the lizard family Iguanidae.
In Africa, any large member of the genus Varanus, especially the aquatic Nile monitor (see leguan).
Any member of the genus Varanus (see goanna).

iguanas
plural of iguana

iguanid
Any lizard of the family Iguanidae.

iguanids
plural of iguanid

iguanine
Any lizard of the genus Iguana.

iguanines
plural of iguanine

iguanodont
Any member of the genus Iguanodon.

iguanodonts
plural of iguanodont

ikra
Roe of the salmon.

imago
The final developmental stage of an insect after undergoing metamorphosis.
An idealised concept of a loved one, formed in childhood and retained unconsciously into adult life, the basis for the psychological formation of personality archetypes.

imagoes
plural of imago

imagos
plural of imago

imambarras
plural of imambarra

imaumbarras
plural of imaumbarra

immunogeneses
plural of immunogenesis

immunogenesis
The generation of an immune response

immunogenomics
The application of genomics to immunology

immunogenotype
The genotype of an organism that directs its immunophenotype

immunogenotypes
plural of immunogenotype