White-rat
noun
1.
an albino variety of the Norway rat, Rattus norvegicus, used in biological experiments.
noun
1.
a white variety of the brown rat (Rattus norvegicus), used extensively in scientific research
white rat n.
A domesticated albino variety of the Norway rat, used extensively in laboratory experiments.
Read Also:
- White-river
noun 1. a river flowing SE from NW Arkansas into the Mississippi River. 690 miles (1110 km) long. 2. a river flowing NE from NW Nebraska to the Missouri River in S South Dakota. 325 miles (525 km) long.
- White-robed
adjective 1. clothed in a white robe.
- White-rock
noun 1. a city in SW British Columbia, in SW Canada, SE of Vancouver. 2. one of a variety of white Plymouth Rock chickens.
- White room
white room See clean room.
- White-rose
noun, English History. 1. the emblem of the royal house of York. noun 1. (English history) a widely used emblem or badge of the House of York See also Wars of the Roses, red rose