15-letter words containing t, a, i, n, s
- vulnerabilities — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- walking catfish — an Asian catfish, Clarias batrachus, that can survive out of water and move overland from one body of water to another: introduced into Florida.
- walpurgis night — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- washington lily — a lily, Lilium washingtonianum, of the western coast of the U.S., having whorled leaves and fragrant, purple-spotted white flowers.
- washington palm — a palm tree, Washingtonia filifera, of California and Florida, having large fan-shaped leaves and small black fruits
- water-resistant — resisting though not entirely preventing the penetration of water.
- weather station — an installation equipped and used for meteorological observation.
- westphalian ham — a hard German ham with a distinctive flavor derived from being smoked over beechwood and juniper.
- whaling station — a place where the carcases of whales were processed
- what's cooking? — what's happening?
- what's-his-name — man: forgotten name
- whip into shape — to bring by vigorous action into the proper or desired condition
- white cast iron — cast iron having most or all of its carbon in the form of cementite and exhibiting a silvery fracture.
- white mountains — a mountain range in the US, chiefly in N New Hampshire: part of the Appalachians. Highest peak: Mount Washington, 1917 m (6288 ft)
- white snakeroot — a North American plant, Eupatorium urticaefolium, the roots or rhizomes of which have been used as a remedy for snakebite
- wiener neustadt — a city in E Austria, in Lower Austria. Pop: 37 627 (2002)
- winter holidays — a period of rest from work or studies taken in winter
- winter purslane — a plant, Montia perfoliata, native to western North America, of the purslane family, having edible, egg-shaped leaves and clusters of small, white flowers.
- winter quarters — housing or accommodation for the winter, esp for military personnel
- witch of agnesi — a plane curve symmetrical about the y- axis and asymptotic to the x- axis, given by the equation x 2 y =4 a 2 (2 a − y).
- wittgensteinian — Ludwig (Josef Johann) [loot-vikh yoh-zef yoh-hahn,, lood-] /ˈlut vɪx ˈyoʊ zɛf ˈyoʊ hɑn,, ˈlud-/ (Show IPA), 1889–1951, Austrian philosopher.
- wolverine state — Michigan (used as a nickname).
- worcester china — porcelain articles made in Worcester (England) from 1751 in a factory that became, in 1862, the Royal Worcester Porcelain Company
- working storage — the amount of memory used to temporarily store results or other data while a program is running.
- wrestling match — sport: contention by grappling opponent
- yeast infection — candida: genital inflammation
- zenith distance — the angular distance from the zenith of a point on the celestial sphere to the sphere, measured along a great circle that is perpendicular to the horizon; the complement of the altitude.