13-letter words containing h, a, r, e, m
- hyperglycemia — an abnormally high level of glucose in the blood.
- hyperlipaemia — Alternative form of hyperlipemia.
- hypermagnetic — (physics) Extremely magnetic.
- hypermegasoma — gigantism.
- hypermetrical — Hypermetric.
- hypermetropia — a condition of the eye in which parallel rays are focused behind the retina, distant objects being seen more distinctly than near ones; farsightedness (opposed to myopia).
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hypermutation — (uncountable) Frequent mutation.
- hypernatremia — an abnormally high concentration of sodium in the blood.
- hypernephroma — Renal cell carcinoma.
- hyperromantic — extremely or excessively romantic
- hyperurbanism — a pronunciation or grammatical form or usage produced by a speaker of one dialect according to an analogical rule formed by comparison of the speaker's own usage with that of another, more prestigious, dialect and often applied in an inappropriate context, especially in an effort to avoid sounding countrified, rural, or provincial, as in the pronunciation of the word two (to̅o̅) as (tyo̅o̅).
- hyperuricemia — an excess of uric acid in the blood, often producing gout.
- hyponatraemia — a condition in which there is a low concentration of sodium in the blood
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- iatrochemical — relating to iatrochemistry or iatrochemists
- ides of march — 15th March: ominous date
- 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.
- initial rhyme — beginning rhyme.
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.
- isothermobath — a line drawn on a diagram of a vertical section of the ocean connecting all points having equal temperature.
- katharometers — Plural form of katharometer.
- kinematograph — cinematograph.
- krishna menon — Vengalil Krishnan [ven-gah-leel krish-nuh n] /vɛnˈgɑ lil ˈkrɪʃ nən/ (Show IPA), 1897–1974, Indian politician and statesman.
- kwame nkrumah — Kwame [kwah-mee] /ˈkwɑ mi/ (Show IPA), 1909–72, president of Ghana 1960–66.
- lake-urumiyeh — Lake. Urmia, Lake.
- lamellibranch — bivalve.
- lead chromate — a yellow crystalline compound, PbCrO 4 , toxic, insoluble in water: used as an industrial paint pigment.
- leigh-mallory — Sir Trafford Leigh [traf-erd lee] /ˈtræf ərd li/ (Show IPA), 1892–1944, British Air Force officer.
- liebfraumilch — a white wine produced chiefly in the region of Hesse in Germany.
- light mineral — any rock-forming mineral that has a specific gravity of less than 2.8 and is generally light in color.
- lower chamber — lower house.
- lucifer match — friction match.
- maccheroncini — thin pasta tubes made from wheat flour
- machine error — an error caused by a fault or defect in a machine rather than by human error
- machine screw — a threaded fastener, either used with a nut or driven into a tapped hole, usually having a diameter of about 1/4 inch (6.4 mm) or less and a slotted head for tightening by a screwdriver.
- macrencephaly — The presence of an abnormally large brain.
- macrocephalic — Cephalometry. being or having a head with a large cranial capacity.
- macrocephalus — Alternative spelling of macrocephalous.
- macrolecithal — megalecithal.
- magma chamber — a reservoir of magma in the earth's crust where the magma may reside temporarily on its way from the upper mantle to the earth's surface
- magnetographs — Plural form of magnetograph.
- magnetosphere — the outer region of the earth's ionosphere, where the earth's magnetic field controls the motion of charged particles, as in the Van Allen belts. Compare magnetopause.
- major prophet — any of a group of Old Testament prophets, including Isaiah, Jeremiah, and Ezekiel.
- manhole cover — a removable metal plate covering a shaft that leads down to a sewer or drain
- marbled white — any butterfly of the satyrid genus Melanargia, with panelled black-and-white wings, but technically a brown butterfly; found in grassland
- marchionesses — Plural form of marchioness.