15-letter words containing w, a, s, t
- 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).
- withdrawal slip — a small paper form which has to be filled in before making a withdrawal of money from a bank, building society, etc
- wittgensteinian — Ludwig (Josef Johann) [loot-vikh yoh-zef yoh-hahn,, lood-] /ˈlut vɪx ˈyoʊ zɛf ˈyoʊ hɑn,, ˈlud-/ (Show IPA), 1889–1951, Austrian philosopher.
- wolf-rayet star — a very hot (35,000–100,000 K) and luminous star in the early stages of evolution, with broad emission lines in its spectrum.
- 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
- worcester sauce — a commercially prepared piquant sauce, made from a basis of soy sauce, with vinegar, spices, etc
- 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
- wrongful arrest — the act of arresting someone without proper reason
- yellow goatfish — a schooling goatfish, Mulloidichthys martinicus, inhabiting the Atlantic Ocean from Florida to Panama.