15-letter words containing m, a, t, r, o, n
- hematoporphyrin — a porphyrin made by treating haemoglobin with acid, used to treat cancer in photodynamic therapy
- hemicraniectomy — (surgery) The surgical removal of half of the cranium to enable brain surgery; hemicraniotomy.
- hepatocarcinoma — (pathology) cancer of the liver.
- heterochromatin — the dense, highly stainable part of a chromosome.
- heteronormative — noting or relating to behavior or attitudes consistent with traditional male or female gender roles and the assumption of heterosexuality as the norm: our heteronormative culture.
- hopper casement — a casement with a sash hinged at the bottom.
- human relations — the study of group behavior for the purpose of improving interpersonal relationships, as among employees.
- hydrodynamicist — a specialist in hydrodynamics.
- hyper-emotional — pertaining to or involving emotion or the emotions.
- hypoproteinemia — an abnormally low concentration of protein in the blood.
- image converter — a device for producing a visual image formed by other electromagnetic radiation such as infrared or ultraviolet radiation or X-rays
- immortalization — to bestow unending fame upon; perpetuate.
- immunoadsorbent — immunosorbent.
- immunomodulator — a substance that affects the functioning of the immune system
- immunoreactions — Plural form of immunoreaction.
- imponderability — The state or characteristic of being imponderable.
- importunateness — Quality of being importunate.
- improvisational — the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation: Musical improvisation involves imagination and creativity.
- in the majority — the largest group
- incomparability — beyond comparison; matchless or unequaled: incomparable beauty.
- indetermination — the quality or condition of being indeterminate.
- information age — a period beginning about 1975 and characterized by the gathering and almost instantaneous transmission of vast amounts of information and by the rise of information-based industries.
- informationally — In an informational manner.
- informativeness — giving information; instructive: an informative book.
- inspection arms — a position in military drill in which the missile chamber of a weapon is open for inspection.
- instrumentation — the arranging of music for instruments, especially for an orchestra.
- integral domain — a commutative ring in which the cancellation law holds true.
- intercomparison — mutual comparison
- intermodulation — the production in an electrical device of frequencies that are the sums or differences of frequencies of different inputs or of their harmonics.
- interparoxysmal — occurring in the period or periods between paroxysms.
- intervalometers — Plural form of intervalometer.
- intra-abdominal — being within the abdomen.
- intramyocardial — Into or within the myocardium.
- inverted commas — Inverted commas are punctuation marks that are used in writing to show where speech or a quotation begins and ends. They are usually written or printed as ' ' or " ". Inverted commas are also sometimes used around the titles of books, plays, or songs, or around a word or phrase that is being discussed.
- isothermal-line — Meteorology. a line on a weather map or chart connecting points having equal temperature.
- jerusalem thorn — See under Christ's-thorn.
- job enlargement — a widening of the range of tasks performed by an employee in order to provide variety in the activities undertaken
- joint agreement — a formal decision about future action which is made by two or more countries, groups, or people
- kelmscott manor — a Tudor house near Lechlade in Oxfordshire: home (1871–96) of William Morris
- keratoacanthoma — (pathology) A common low-grade malignancy of the skin.
- kernmantel rope — a rope made of many straight nylon fibres within a plaited sheath; used for its tensile strength, freedom from twisting, and elasticity
- laryngectomized — having had one's larynx surgically removed by undergoing a laryngectomy
- lateral moraine — a moraine formed at the side of a glacier.
- latino-american — an American who is of Latin-American or Spanish origin
- law-enforcement — of police, anti-crime
- leptosporangium — (botany) A sporangium formed from a single epidermal cell.
- levant wormseed — the dried, unexpanded flower heads of a wormwood, Artemisia cina (Levant wormseed) or the fruit of certain goosefoots, especially Chenopodium anthelminticum (or C. ambrosioides), the Mexican tea or American wormseed, used as an anthelmintic drug.
- limiting factor — Physiology. the slowest, therefore rate-limiting, step in a process or reaction involving several steps.
- linear momentum — force or speed of movement; impetus, as of a physical object or course of events: The car gained momentum going downhill. Her career lost momentum after two unsuccessful films.
- liver complaint — an unspecified health problem concerning the liver