Educational
Nuttall's Standard Dictionary of the English Language · 1890 · p. 66
ed-yu-ka'-shun-al, a. pertaining to education; derived from education. Educationally, ed-yuk a'-shun-al-le, ad. as regards education.
Bu kavram başka kaynaklarda da geçiyor
French-English and English-French Commercial Dictionary (1918)
The American Dictionary and Cyclopedia (1910)
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