Stratum
A Dictionary of Scientific Terms · 1927 · p. 3
In geology, a layer or set of layers of rock or earth. In biology, a layer of ti ue.
Bu kavram başka kaynaklarda da geçiyor
Adair's New Encyclopedia (1923)
Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
The American Illustrated Medical Dictionary (1913)
Webster's Condensed Dictionary- A Condensed Dictionary of the English Language (1909)
Chamber's Twientieth Century Dictionary (1908)
An Illustrated Dictionary of Medicine, Biology and Allied Sciences (1907)
The Student's Medical Dictionary (1896)
Chamber's Etymological of the English Language (1895)
Webster's Practical Dictionary- A Practical Dictionary of the Englih Language (1884)
cloud-stratum
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A Dictionary of Aviation (1911)
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