18-letter words containing o, a, k, l
- telford and wrekin — a unitary authority in W Central England, in Shropshire. Pop: 160 300 (2003 est). Area: 289 sq km (112 sq miles)
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the-cocktail-party — a play in verse (1950) by T. S. Eliot.
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- tick all the boxes — to satisfy all of the apparent requirements for success
- to clear the decks — If you clear the decks, you get ready to start something new by finishing any work that has to be done or getting rid of any problems that are in the way.
- to lay it on thick — If someone is laying it on thick or is laying it on, they are exaggerating a statement, experience, or emotion in order to try to impress people.
- to lick into shape — If you lick, knock, or whip someone or something into shape, you use whatever methods are necessary to change or improve them so that they are in the condition that you want them to be in.
- to take the plunge — If you take the plunge, you decide to do something that you consider difficult or risky.
- trickle irrigation — drip irrigation.
- under lock and key — a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc.
- vicar of wakefield — a novel (1766) by Goldsmith.
- 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.
- weak nuclear force — weak interaction
- 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.
- zion national park — a park in SW Utah. 148 sq. mi. (383 sq. km).