20-letter words containing b, l, e, u
- wet-bulb thermometer — a thermometer having a bulb that is kept moistened when humidity determinations are being made with a psychrometer.
- white bush (scallop) — a variety of summer squash having a saucer-shaped white fruit, scalloped around the edges
- wilson cloud chamber — cloud chamber.
- would you believe it — If you say would you believe it, you are emphasizing your surprise about something.
- yellow-billed cuckoo — a North American cuckoo, Coccyzus americanus, that has a yellow bill and, unlike many cuckoos, constructs its own nest and rears its own young.