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Bu kavram başka kaynaklarda da geçiyor

• Adair's new Encyclopedia (1923)
• Stedman's Medical Dictionary: A Practical Medical Dictionary (1920)
• A Dictionary of Military Terms (1918)
• French-English and English-French Commercial Dictionary (1918)
• A Concise Anglo-Saxon Dictionary (1916)
• The Slang Dictionary Etymological Historical and Anecdotal (1913)
• A Law Dictionary (1910)
• Webster's Condensed Dictionary- A Condensed Dictionary of the English Language (1909)
• Chamber's Twientieth Century Dictionary (1908)
• The American Dictionary and Cyclopedia (1907)
• An Illustrated Dictionary of Medicine, Biology and Allied Sciences (1907)
• Explanation of Terms Used in Entomology (1906)
• Smith's Financial Dictionary (1903)
• The Student's Medical Dictionary (1896)
• Chamber's Etymological of the English Language (1895)