23-letter words containing g, l, i, f
- tongass national forest — a temperate rainforest in SE Alaska that also harbors more than two dozen communities, including Juneau: largest US national forest. 17 million acres (69,000 km).
- 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
- ulster defence regiment — a former reserve regiment of the British Army based in Northern Ireland
- user interface language — (language, graphics) (UIL) A language for specifying widget hierarchies etc. in OSF/Motif and DECwindows.