13-letter words containing a, s, h, t
- merchant ship — law: commercial vessel
- mesaticephaly — the state or condition of being mesaticephalic or mesocephalic
- mesotheliomas — Plural form of mesothelioma.
- metachromasia — A characteristic change in the colour of staining carried out in biological tissues, exhibited by certain aniline dyes when they bind to particular substances present in these tissues, called chromotropes.
- metaheuristic — An experimental heuristic method for solving a general class of computational problems by combining user procedures in the hope of obtaining a more efficient or robust procedure.
- metallophones — Plural form of metallophone.
- metamorphosed — to change the form or nature of; transform.
- metamorphoses — a series of mythological tales or legends in verse (a.d. 7–8) by Ovid.
- metamorphosis — Biology. a profound change in form from one stage to the next in the life history of an organism, as from the caterpillar to the pupa and from the pupa to the adult butterfly. Compare complete metamorphosis.
- metaphosphate — a salt or ester of metaphosphoric acid.
- metaphysician — a person who creates or develops metaphysical theories.
- metaphysicist — a person who creates or develops metaphysical theories.
- metaphysicize — to think, write, etc, metaphysically
- methodistical — Methodistic.
- methylsulfate — a colorless or yellow, slightly water-soluble, poisonous liquid, (CH 3) 2 SO 2 , used chiefly in organic synthesis.
- michelin star — a mark of distinction awarded by the Michelin travel guides to a restaurant in recognition of the high quality of its cooking. A restaurant may receive one, two, or three stars, representing very good, exceptional, or exquisite cuisine, respectively
- microhabitats — Plural form of microhabitat.
- might as well — have no reason not to
- misanthropist — a hater of humankind.
- miss the boat — a vessel for transport by water, constructed to provide buoyancy by excluding water and shaped to give stability and permit propulsion.
- miss the mark — to fail in achieving one's aim; be unsuccessful in one's attempt
- moderatorship — The position or office of a moderator.
- mohave desert — a desert in S California: part of the Great Basin. About 15,000 sq. mi. (38,850 sq. km).
- monophosphate — a salt containing only one phosphate group.
- monotherapies — Plural form of monotherapy.
- morpho-syntax — the study of the morphological and syntactic properties of linguistic or grammatical units.
- mosquito hawk — nighthawk (def 1).
- mother abbess — the female head of a religious house of nuns
- mother teresa — Mother (Agnes Gonxha Bojaxhiu) 1910–97, Albanian nun: Nobel Peace Prize 1979 for work in the slums of Calcutta, India.
- moustache cup — mustache cup.
- multihospital — comprising or relating to several hospitals
- music theatre — a modern musical-dramatic work that is performed on a smaller scale than, and without the conventions of, traditional opera
- musicotherapy — the treatment of mental disorders with music
- musquash root — spotted cowbane.
- mycetophagous — That feeds on fungi.
- myelin sheath — a wrapping of myelin around certain nerve axons, serving as an electrical insulator that speeds nerve impulses to muscles and other effectors.
- mythographies — Plural form of mythography.
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- nearsightedly — In a nearsighted manner; as if nearsighted; myopically.
- nephropathies — Plural form of nephropathy.
- newsgathering — of or relating to the process of collecting and reporting the news.
- night jasmine — Also called hursinghar, sad tree, tree of sadness. a jasminelike, Indian shrub or small tree, Nyctanthes arbor-tristis, of the verbena family, having fragrant, white and orange flowers that bloom at night.
- nightcrawlers — Plural form of nightcrawler.
- nightmarishly — In a nightmarish manner.
- niklaus wirth — (person) The designer of the Modula-2, Modula-3, and, in around 1970, Pascal programming languages.
- non-aesthetic — relating to the philosophy of aesthetics; concerned with notions such as the beautiful and the ugly.
- non-christian — (of a person, country, etc) not adhering to the Christian faith
- nonchauvinist — a person who is not a chauvinist
- nonexhaustive — exhausting a subject, topic, etc.; comprehensive; thorough: He published an exhaustive study of Greek vases.
- nonhistorical — Not based on or drawn from history.