surrogate
The American Illustrated Medical Dictionary · 1913 · p. 23
(sur’o-gat) [L. surroga’tus substituted]. A substance used as a substitute for another.
Bu kavram başka kaynaklarda da geçiyor
The American Dictionary and Cyclopedia (1910)
Chamber's Twientieth Century Dictionary (1908)
Zell's Condensed Dictionary (1879)
Dictionary of Science, Literature and Art (1854)
Dictionary of Science, Literature and Art (1842)
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