13-letter words containing e, i, t, h, r
- hypersalinity — an excess of salt in a saline solution
- hypersthenite — a person who possesses an excess of muscle strength
- hypertensives — Plural form of hypertensive.
- hyperthetical — Misspelling of hypothetical.
- hypertonicity — Physiology. of or relating to hypertonia.
- hypertoxicity — the quality, relative degree, or specific degree of being toxic or poisonous: to determine the toxicity of arsenic.
- hypertrophied — abnormal enlargement of a part or organ; excessive growth.
- hypertrophies — Plural form of hypertrophy.
- hypervelocity — extremely high velocity, as of projectiles, space vehicles, or accelerated nuclear particles.
- hypervigilant — keenly watchful to detect danger; wary: a vigilant sentry.
- hypervirulent — actively poisonous; intensely noxious: a virulent insect bite.
- hypochlorites — Plural form of hypochlorite.
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hyposecretion — a diminished secretion.
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- hysterotomies — Plural form of hysterotomy.
- iatrochemical — relating to iatrochemistry or iatrochemists
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- impact wrench — an electric or pneumatic power wrench with interchangeable toolhead attachments, used for installing and removing nuts, bolts, and screws.
- imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
- in order that — used to introduce a clause of purpose
- in the groove — a long, narrow cut or indentation in a surface, as the cut in a board to receive the tongue of another board (tongue-and-groove joint) a furrow, or a natural indentation on an organism.
- in the hopper — a person or thing that hops.
- in the secret — among the people who know a secret
- in the street — a public thoroughfare, usually paved, in a village, town, or city, including the sidewalk or sidewalks.
- indentureship — a deed or agreement executed in two or more copies with edges correspondingly indented as a means of identification.
- inductothermy — the production of fever by means of electromagnetic induction.
- initial rhyme — beginning rhyme.
- inspectorship — The condition of being an inspector; the office of an inspector.
- interchanging — Present participle of interchange.
- interchondral — of or relating to cartilage or a cartilage.
- intertriglyph — metope.
- interwreathed — Simple past tense and past participle of interwreathe.
- intrathecally — In an intrathecal way; into the spinal canal.
- iontophoresis — a painless alternative to drug injection in which a weak electrical current is used to stimulate drug-carrying ions to pass through intact skin.
- iontophoretic — Of or pertaining to iontophoresis.
- irish pennant — an unwhipped rope end.
- irish terrier — one of an Irish breed of terriers having a dense, wiry, reddish coat.
- ishihara test — a test for determining color blindness by means of a series of cards each having colored dots that form one pattern to the normal eye and a different pattern to the eye that is color-blind.
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.
- isodrosotherm — a line on a weather map or chart connecting points having an equal dew point.
- isothermobath — a line drawn on a diagram of a vertical section of the ocean connecting all points having equal temperature.
- johore strait — a narrow strait between Malaya and Singapore Island
- joseph lister — Joseph, 1st Baron Lister of Lyme Regis [lahym ree-jis] /laɪm ˈri dʒɪs/ (Show IPA), 1827–1912, English surgeon: founder of modern antiseptic surgery.
- joseph ritter — Joseph Elmer, 1891–1967, U.S. cardinal.
- karaoke night — a social occasion when karaoke sessions are held for entertainment, often in a pub or bar
- kentish glory — a moth, Endromis versicolora, common in north and central Europe, having brown variegated front wings and, in the male, orange hindwings
- kindheartedly — In a kindhearted manner.
- kinematograph — cinematograph.