15-letter words containing a, c, t, m, h, e
- interchangement — the act of interchanging
- keratoacanthoma — (pathology) A common low-grade malignancy of the skin.
- laser chemistry — the use of a laser to initiate and control chemical reactions.
- lithium citrate — a white crystalline solid sometimes used in the treatment of manic-depressive illness and mania. Formula: Li3C6H5O7
- lymphadenectomy — the excision of one or more lymph nodes, usually as a procedure in the surgical removal or destruction of a cancer.
- lymphocytopenia — (pathology) An abnormally low level of lymphocytes in the blood.
- machinery steel — low-carbon steel that can be easily machined.
- male chauvinist — a male who patronizes, disparages, or otherwise denigrates females in the belief that they are inferior to males and thus deserving of less than equal treatment or benefit.
- manasseh cutler — Manasseh, 1742–1823, U.S. Congregational clergyman and scientist: promoted settlement of Ohio; congressman 1801–05.
- manhattan beach — a city in SW California, SW of Los Angeles.
- market research — investigation into consumers' needs
- market-research — to conduct market research on.
- master mechanic — a mechanic, especially one who is thoroughly skilled, in charge of other mechanics.
- matta echaurren — Roberto Antonio Sebastián [raw-ver-taw ahn-taw-nyaw se-vahs-tyahn] /rɔˈvɛr tɔ ɑnˈtɔ nyɔ ˌsɛ vɑsˈtyɑn/ (Show IPA), 1911–2002, Chilean painter.
- mechanical twin — a crystalline twin formed by the strain set up by an applied force.
- mechanistically — of or relating to the theory of mechanism or to mechanists.
- mechanoreceptor — any of the sense organs that respond to vibration, stretching, pressure, or other mechanical stimuli.
- mechlorethamine — a nitrogen mustard, C 5 H 1 1 Cl 2 N, used in combination with other drugs in the treatment of Hodgkin's disease and certain other cancers.
- medical history — the past background of a person in terms of health
- megalithic tomb — a burial chamber constructed of large stones, either underground or covered by a mound and usually consisting of long transepted corridors (gallery graves) or of a distinct chamber and passage (passage graves). The tombs may date from the 4th millennium bc
- mental handicap — learning disability
- merchant banker — A merchant banker is someone who works for a merchant bank.
- merchant marine — the vessels of a nation that are engaged in commerce.
- merchant prince — a very wealthy or influential merchant.
- merchant seaman — a seaman who works on a merchant vessel.
- merchantability — The state of being merchantable.
- merry christmas — well-wishes for Christmas season
- metamathematics — the logical analysis of the fundamental concepts of mathematics, as number, function, etc.
- metamorphically — In a metamorphic manner.
- metatarsal arch — the short lateral arch of the foot formed by the heads of the metatarsal bones.
- methylcobalamin — A cobalamin used to treat neuropathies.
- michaelmas term — the autumn term at Oxford and Cambridge Universities, the Inns of Court, and some other educational establishments
- microearthquake — an earthquake of very low intensity (magnitude of 2 or less on the Richter scale).
- mischaracterize — to mark or distinguish as a characteristic; be a characteristic of: Rich metaphors characterize his poetry.
- monkey, scratch — scratch monkey
- morphine addict — a person who is addicted to the drug morphine
- multi-channeled — the bed of a stream, river, or other waterway.
- nemathelminthic — of or pertaining to a nemathelminth
- niche marketing — marketing aimed at a specialized group
- non-achievement — lack of achievement
- non-mechanistic — of or relating to the theory of mechanism or to mechanists.
- nonmathematical — of, relating to, or of the nature of mathematics: mathematical truth.
- nonmetaphorical — not metaphorical; literal
- old clothes man — a person who deals in second-hand clothes
- ophthalmoscopes — Plural form of ophthalmoscope.
- overachievement — to perform, especially academically, above the potential indicated by tests of one's mental ability or aptitude.
- pachymeningitis — inflammation of the dura mater of the brain and spinal cord
- paleolithic man — any of the prehistoric populations of humans, as the Cro-Magnon, living in the late Pliocene and the Pleistocene epochs.
- parasympathetic — pertaining to that part of the autonomic nervous system consisting of nerves and ganglia that arise from the cranial and sacral regions and function in opposition to the sympathetic system, as in inhibiting heartbeat or contracting the pupil of the eye.
- parchment paper — a waterproof and grease-resistant paper produced by treating ordinary paper with concentrated sulfuric acid.