19-letter words containing w, e, l, d, r
- world day of prayer — the first Friday in Lent, during which Christians belonging to ecumenical communions pray for foreign missions.
- world heritage site — a natural or manmade area or structure which is recognized as being of international importance and therefore deserving special protection
- world wide web worm — (web) (WWWW) One of the first automatic indexing tools for the web, being developed in September 1994 by Oliver McBryan <[email protected]> at the University of Colorado. The worm created a database of 300,000 multimedia objects which can be obtained or searched for keywords via the web.
- yellow-dog contract — a contract between a worker and an employer in which, as a condition of employment, the worker agrees not to remain in or join a union.
- yellowtail flounder — a righteyed flounder, Limanda ferruginea, inhabiting waters along the Atlantic coast of North America, having a yellowish tail fin and rusty-red spots on the body: once commercially important, now greatly reduced in number.