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定説 (teisetsu) Japanese meaning: established theory | Kotomora
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In this field, that hypothesis has already become the established theory.
A new discovery that could overturn the accepted theory was reported.
Usage patterns 〈 事こと 〉 が 定てい 説せつ となる for something to become the established/accepted theory
This theory is now the established view.
定てい 説せつ を 覆くつがえ す to overturn the established theory
The new discovery overturned the previously established theory.
定てい 説せつ によれば according to the established theory
According to the established theory, dinosaurs went extinct due to a meteor impact.
定てい 説せつ を 疑うたが う to question the established theory
Kanji 定 determine, fix, establish 説 opinion, theory, explanation Related words 通説 is a widely held view that may still be debated, while 定説 refers to a theory accepted as settled fact.
学説 is any academic theory or doctrine regardless of consensus, whereas 定説 specifically denotes one that has become the accepted standard.
Opposites 異説 is a dissenting or alternative theory that challenges the 定説, the currently accepted view.
定説 is an established, widely accepted theory, in contrast to 仮説, which is an unproven, tentative idea awaiting verification.
Don't confuse with 仮説 is an unproven hypothesis awaiting testing, while 定説 is a theory already accepted as established, so learners should not mix up the two stages.
伝説 means a legend or folklore tale, quite different from 定説's meaning of an established scholarly theory, despite the similar-looking 説 ending.
定番 (a staple/classic item) and 定説 (an established theory or accepted view) share the kanji 定 but apply to completely different domains.
Etymology Compound of 定 (てい, 'fixed, established') and 説 (せつ, 'theory, opinion'). The word itself is a Sino-Japanese term (kango) that follows standard kanji composition patterns.
He questioned the established theory in the field and continued his own research.
