18-letter words containing m, o, n, s, t, r
- temporal summation — the act or process of summing.
- temporary hardness — hardness of water due to the presence of magnesium and calcium hydrogencarbonates, which can be precipitated as carbonates by boiling
- terms of reference — Terms of reference are the instructions given to someone when they are asked to consider or investigate a particular subject, telling them what they must deal with and what they can ignore.
- the movie industry — the industry that makes entertainment films or movies
- the uncircumcision — the gentiles
- thermoluminescence — phosphorescence produced by the heating of a substance.
- to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.
- to cross your mind — If you say that an idea or possibility never crossed your mind, you mean that you did not think of it.
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- transition element — any element in any of the series of elements with atomic numbers 21–29, 39–47, 57–79, and 89–107, that in a given inner orbital has less than a full quota of electrons.
- transmission brake — A transmission brake is a brake that operates on the transmission system of a vehicle rather than directly on the wheels.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- transmogrification — to change in appearance or form, especially strangely or grotesquely; transform.
- tune someone grief — to annoy or harass someone
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- urban homesteading — homesteading (def 2).
- video entry system — a security system whereby a person in a building can see someone who wants to gain access by means of a video image
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- western meadowlark — any of several American songbirds of the genus Sturnella, of the family Icteridae, especially S. magna (eastern meadowlark) and S. neglecta (western meadowlark) having a brownish and black back and wings and a yellow breast, noted for their clear, tuneful song.
- women at point sur — a narrative poem (1927) by Robinson Jeffers.
- women's liberation — a movement to combat sexual discrimination and to gain full legal, economic, vocational, educational, and social rights and opportunities for women, equal to those of men.
- wrangell mountains — a mountain range in SE Alaska, extending into the Yukon, Canada. Highest peak: Mount Blackburn, 5037 m (16 523 ft)