Medical Definition of Beta tests
1.
A set of pictorially administered mental tests first used in the United States Army in 1917-1918 to determine the relative mental ability of recruits who were illiterate or deficient in reading and writing English, the instructions being given in signs and the test material's pictorial in characters; distinguished from the Army Alpha tests, which were administered at the same time to literate recruits.
Synonym: Army Beta tests.
(05 Mar 2000)
Lexicographical Neighbors of Beta Tests
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