23-letter words containing a, n, g, l, e
- traffic-light labelling — a system of food labelling in which red, amber, and green symbols are used to indicate whether the food contains high, medium, or low amounts of sugar, fat, salt, etc
- trans-new guinea phylum — the largest grouping of the non-Austronesian languages of Papua and New Guinea and the surrounding regions
- transcendental argument — an argument designed to make explicit the conditions under which a certain kind of knowledge is possible, esp those of Kant
- transplantation antigen — a histocompatibility antigen identified by its effect on the rejection of transplanted cells or tissues.
- trigonal trisoctahedron — a trisoctahedron whose faces are triangles.
- triple expansion engine — (formerly) a steam engine in which the steam is expanded in three stages in cylinders of increasing diameter to accommodate the increasing volume of the steam
- two gentlemen of verona — a comedy (1594–95) by Shakespeare.
- unconditional discharge — the release of a defendant without having to spend time on parole or probation
- user interface language — (language, graphics) (UIL) A language for specifying widget hierarchies etc. in OSF/Motif and DECwindows.
- valera y alcala galiano — Juan [hwahn] /ʰwɑn/ (Show IPA), 1824–1905, Spanish novelist, critic, diplomat, and statesman.
- voyageurs national park — a national park in N Minnesota. 343 sq. mi. (888 sq. km).
- western lowland gorilla — the largest of the anthropoid apes, Gorilla gorilla, terrestrial and vegetarian, of western equatorial Africa and the Kivu highlands, comprising the subspecies G. g. gorilla (western lowland gorilla) G. g. graueri (eastern lowland gorilla) and G. g. beringei (mountain gorilla) now rare.
- wolfgang amadeus mozart — Wolfgang Amadeus [woo lf-gang am-uh-dey-uh s;; German vawlf-gahng ah-mah-dey-oo s] /ˈwʊlf gæŋ ˌæm əˈdeɪ əs;; German ˈvɔlf gɑŋ ˌɑ mɑˈdeɪ ʊs/ (Show IPA), 1756–91, Austrian composer.