18-letter words containing a, r, m
- 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.
- white man's burden — the alleged duty of white colonizers to care for nonwhite indigenous subjects in their colonial possessions.
- white-collar crime — any of various crimes, as embezzlement, fraud, or stealing office equipment, committed by business or professional people while working at their occupations.
- whittaker chambers — Robert, 1802–71, Scottish publisher and editor.
- wildlife programme — (esp on television) a documentary whose subject is wild animals in their natural habitat or undomesticated fauna and flora generally
- wingback formation — single wingback formation.
- withdrawal symptom — effects of stopping a drug
- woman of the world — a woman experienced and sophisticated in the ways and manners of the world, especially the world of society.
- 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.
- work-study program — a program enabling high-school or college students to combine academic work with actual job experience.
- world championship — an international competition in a particular sport or activity for people all around the world
- wrangell mountains — a mountain range in SE Alaska, extending into the Yukon, Canada. Highest peak: Mount Blackburn, 5037 m (16 523 ft)
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement
- wrongful dismissal — the act of making someone redundant for reasons which are illegal or unjust
- x-ray spectrometer — a spectrometer using x-rays to activate the inner electrons of an atom in order to separate and identify the chemical constituents of a substance and their concentrations.
- x-ray spectrometry — the use of an x-ray spectrometer.
- zorrilla (y moral) — Joˈsé (hɔˈsɛ ) ; h^ōseˈ) 1817-93; Sp. poet & playwright