19-letter words containing i, d, l, e
- wild bleeding-heart — a plant, Dicentra eximia, of the fumitory family, native to the eastern coast of the U.S., having elongated clusters of drooping, heart-shaped rose-colored or pink flowers.
- winged spindle tree — a stiff, spreading shrub, Euonymus alata, of eastern Asia, having corky-winged twigs, yellowish flowers, and purplish fruit.
- withdrawal syndrome — a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose.
- 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.
- xenon tetrafluoride — a colorless, crystalline compound, XeF 4 , prepared by heating a gaseous mixture of fluorine and xenon.
- 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.
- zebra-tailed lizard — a lizard, Callisaurus draconoides, inhabiting sandy deserts of Mexico and the southwestern U.S., having a long tail marked with black bands.