Nouns

irenaeus

noun

Greek theologian who was bishop of Lyons and an antiheretica...

irenidae

noun

a family of birds of the suborder Oscines

iresine

noun

genus of tropical American herbs or subshrubs

iridaceae

noun

large family of usually perennial geophytic herbs with rhizo...

iridokeratitis

noun

inflammation of the iris and cornea of the eye

iridoncus

noun

swelling of the iris of the eye

iridoprocne

noun

a genus of Hirundinidae

irreality

noun

the state of being insubstantial or imaginary; not existing...

irreligionist

noun

someone who is indifferent or hostile to religion

irreplaceableness

noun

the quality of being irreplaceable

irrepressibility

noun

irrepressible liveliness and good spirit

irreproducibility

noun

the quality of being unreproducible

irresistibility

noun

the quality of being overpowering and impossible to resist

irreversibility

noun

the quality of being irreversible (once done it cannot be ch...

irridenta

noun

a region that is related ethnically or historically to one c...

irridentism

noun

the doctrine that irredenta should be controlled by the coun...

irridentist

noun

an advocate of irredentism

irtish

noun

an Asian river that rises in the Altai Mountains in northern...

irula

noun

a Dravidian language closely related to Tamil that is spoken...

irvingia

noun

wild mango

isatis

noun

Old World genus of annual to perennial herbs: woad

ischigualastia

noun

early reptile found in Argentina

iskcon

noun

a religious sect founded in the United States in 1966; based...

islamophobia

noun

prejudice against Muslims

islay

noun

California evergreen wild plum with spiny leathery leaves an...

ismailism

noun

the branch of Shiism noted for its esoteric philosophy

isn

noun

Switzerland's information network for security and defense s...

isoagglutinogen

noun

an antigen capable of causing the production of (or reacting...

isoantibody

noun

an antibody that occurs naturally against foreign tissues fr...

isocarboxazid

noun

a monoamine oxidase inhibitor (trade name Marplan) that is u...

isoetaceae

noun

quillworts; coextensive with the genus Isoetes

isoetales

noun

aquatic or marsh-growing fern allies; known to have existed...

isoetes

noun

type and genus of the Isoetaceae and sole extant genus of th...

isoflurane

noun

a widely used inhalation anesthetic

isomerase

noun

an enzyme that catalyzes its substrate to an isomeric form

isomerisation

noun

the conversion of a compound into an isomer of itself

isomerization

noun

the conversion of a compound into an isomer of itself

isomorphy

noun

(biology) similarity or identity of form or shape or structu...

isopoda

noun

woodlice

isoproterenol

noun

drug (trade name Isuprel) used to treat bronchial asthma and...

isoptera

noun

order of social insects that live in colonies, including: te...

isoptin

noun

a drug (trade names Calan and Isoptin) used as an oral or pa...

isopyrum

noun

tufted perennial herbs of northern hemisphere

isordil

noun

drug (trade name Isordil) used to treat angina pectoris and...

isosorbide

noun

drug (trade name Isordil) used to treat angina pectoris and...

isospondyli

noun

most primitive teleost fishes; all are soft-finned: salmon;...

isothiocyanate

noun

a family of compounds derived from horseradish and radishes...

issuer

noun

an institution that issues something (securities or publicat...

istiophoridae

noun

sailfishes; spearfishes; marlins

istiophorus

noun

type genus of the Istiophoridae