e/ja/コロボックル説

Information
instance of	(noun) a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena; "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was accepted in chemical practices" hypothesis, theory, possibility

Meaning
Japanese
has gloss	jpn: コロボックル説（ころぼっくるせつ）とは、坪井正五郎が提唱した日本人の起源に関する説である。
lexicalization	jpn: コロボックル説