15-letter words containing m, e, t, l, s
- laser chemistry — the use of a laser to initiate and control chemical reactions.
- laser treatment — any of various medical and surgical techniques using lasers, such as the removal of small growths
- leptomeningitis — (pathology) inflammation of the leptomeninges.
- 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.
- little bluestem — a North American forage grass, Schizachyrium scoparium, having wide often bluish blades.
- little missouri — a river in the NW United States, rising in NE Wyoming and flowing NE into the Missouri through N Dakota. 560 miles (900 km) long.
- loan investment — a loan made as an investment
- locomotive shed — a shed in which locomotives are kept
- look-say method — a method of teaching beginners to read by memorizing and recognizing whole words, rather than by associating letters with sounds
- lower criticism — a form of Biblical criticism having as its purpose the reconstruction of the original texts of the books of the Bible.
- lymphoid tissue — of, relating to, or resembling lymph.
- machinery steel — low-carbon steel that can be easily machined.
- magnesium light — the strongly actinic white light produced when magnesium is burned: used in photography, signaling, pyrotechnics, etc.
- mail user agent — (messaging) (MUA) The program that allows the user to compose and read electronic mail messages. The MUA provides the interface between the user and the Message Transfer Agent. Outgoing mail is eventually handed over to an MTA for delivery while the incoming messages are picked up from where the MTA left it (although MUA's running on single-user machines may pick up mail using POP). Popular MUAs for Unix include elm, mush, pine, and RMAIL.
- maladaptiveness — The quality of being maladaptive.
- 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.
- male prostitute — man who has sex for money
- malpresentation — Abnormal positioning of a fetus at the time of delivery.
- manasseh cutler — Manasseh, 1742–1823, U.S. Congregational clergyman and scientist: promoted settlement of Ohio; congressman 1801–05.
- manganese steel — any of various steels containing manganese, especially one that has up to 14 percent manganese, used in work involving heavy strains and impacts.
- manorial system — manorialism.
- manual steering — Manual steering is steering in which the driver does all the work, without the help of mechanical power.
- market analysis — the process of determining factors, conditions, and characteristics of a market.
- martensitically — in a martensitic manner
- master corporal — a noncommissioned officer in the Canadian forces senior to a corporal and junior to a sergeant
- master cylinder — the hydraulic pump of an automotive braking system that contains a cylinder and one or two pistons, is actuated by the brake pedal, and supplies hydraulic fluid under pressure to the brakes at each wheel.
- master-planning — to construct a master plan for: to master-plan one's career.
- materialisation — Alternative spelling of materialization.
- materialistical — Alternative form of materialistic.
- mean solar time — time measured by the hour angle of the mean sun.
- mechanistically — of or relating to the theory of mechanism or to mechanists.
- medical history — the past background of a person in terms of health
- medical student — trainee doctor
- medical studies — a course of study leading to qualification as a doctor of medicine
- medical tourism — tourist travel for the purpose of receiving medical treatment or improving health or fitness: The spiraling cost of healthcare has contributed to the growth of medical tourism. Also called health tourism.
- medulloblastoma — (oncology) A malignant type of brain tumour that originates in the cerebellum.
- menstrual cycle — (in women of reproductive age) the cycle of physiological changes affecting the reproductive organs that takes place typically over a month and includes ovulation, thickening of the lining of the womb and menstruation if fertilization of the egg has not occurred
- mental disorder — any of the various forms of psychosis or severe neurosis.
- mental hospital — psychiatric institution
- mephistophelean — Medieval Demonology. one of the seven chief devils and the tempter of Faust.
- mephistophelian — Medieval Demonology. one of the seven chief devils and the tempter of Faust.
- mesometeorology — the study of atmospheric phenomena of relatively small size, as thunderstorms or tornadoes, and of the detailed structure of larger disturbances.
- messier catalog — a catalog of nonstellar objects compiled by Charles Messier in 1784 and later slightly extended, now known to contain nebulae, galaxies, and star clusters.
- metalinguistics — the study of the relation between languages and the other cultural systems they refer to.
- metallic luster — luster1 (def 8).
- metalloprotease — (enzyme) metalloproteinase.
- metaphase plate — a plane in the equatorial region of the spindle in dividing cells, along which the chromosomes become arranged during the metaphase.
- metatarsal arch — the short lateral arch of the foot formed by the heads of the metatarsal bones.
- methylcellulose — a grayish-white powder prepared from cellulose that swells to a highly viscous colloidal solution in water: used as a food additive and in water paints, leather tanning, and cosmetics.