20-letter words containing l, g, y, c
- revolving presidency — a form of presidency in which the president and vice-president, or countries or bodies acting as such, switch roles after a set period and then back again and so on
- ruby-crowned kinglet — an olive-gray, American kinglet, Regulus calendula, the male of which has an erectile, ruby crest.
- synoptic meteorology — a branch of meteorology analyzing data collected simultaneously over a wide region, for the purpose of weather forecasting.
- systemic linguistics — a school of linguistics of British origin that emphasizes the social functions of language and describes grammar in terms of hierarchically organized structures and of systems of mutually exclusive choices available to the speaker under specified conditions.
- technology agreement — a framework designed by trade unions for negotiating changes in employment caused by the introduction of new technology
- track-laying vehicle — A track-laying vehicle is a vehicle whose wheels run inside a continuous chain or track.
- winter olympic games — an international contest of winter sports, esp skiing, held every four years