20-letter words containing bu
- wet-bulb temperature — The wet-bulb temperature is the temperature reached by a small amount of liquid evaporating in a large amount of an unsaturated air-vapor mixture.
- 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