Word.ws English Dictionary

Lewis rat

Lewis rat noun: a kind of albino rat used in medical research, exhibiting docile behavior and low fertility, and suffering from high incidences of neoplasms and other pathology.

Noun

Lewis rat (plural Lewis rats)

  1. A kind of albino rat used in medical research, exhibiting docile behavior and low fertility, and suffering from high incidences of neoplasms and other pathology.

Forms of Lewis rat

pluralLewis rats

Origin of Lewis rat

Bred by Margaret Lewis from Wistar stock in the early 1950s.

Questions about Lewis rat

What does Lewis rat mean?
Lewis rat means a kind of albino rat used in medical research, exhibiting docile behavior and low fertility, and suffering from high incidences of neoplasms and other pathology.
What part of speech is Lewis rat?
Lewis rat is a noun.
What is the plural of Lewis rat?
The plural of Lewis rat is Lewis rats.

Words near Lewis rat in the dictionary

  1. Lewis flaxes
  2. Lewis gun
  3. Lewis guns
  4. Lewis model
  5. Lewis Ponds
  6. Lewis rat
  7. Lewis rats
  8. Lewis reaction
  9. Lewis reactions
  10. Lewis Run
  11. Lewis structure

Source and license

Adapted from Wiktionary: Lewis rat (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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