仮説
A hypothesis or a tentative explanation made as a starting point for further investigation or reasoning. It refers to a proposition that is assumed to be true in order to test its validity through experimentation or logical analysis.
Examples
3 of 5この仮説が正しければ、面白い結果になるはずだ。
If this hypothesis is correct, it should lead to interesting results.
本論文では、新しい言語習得の仮説を提示します。
In this paper, I present a new hypothesis for language acquisition.
それって、君の勝手な仮説にすぎないんじゃない?
Isn't that just your own arbitrary hypothesis?
Word Family
Memory Tip
Break down the kanji: 仮 (Ka - temporary) + 説 (Setsu - theory/explanation). It is a 'temporary explanation' that needs proof.
Quick Quiz
新しい( )を立ててから、その正しさを実験で証明する。
Correct!
The correct answer is: 仮説
Examples
この仮説が正しければ、面白い結果になるはずだ。
everydayIf this hypothesis is correct, it should lead to interesting results.
本論文では、新しい言語習得の仮説を提示します。
formalIn this paper, I present a new hypothesis for language acquisition.
それって、君の勝手な仮説にすぎないんじゃない?
informalIsn't that just your own arbitrary hypothesis?
実験の結果、当初の仮説は棄却された。
academicAs a result of the experiment, the initial hypothesis was rejected.
売上低下の原因について、いくつかの仮説を立てて検証しましょう。
businessLet's formulate and verify several hypotheses regarding the cause of the decline in sales.
Word Family
Common Collocations
Common Phrases
作業仮説
working hypothesis
ゼロ仮説
null hypothesis
仮説思考
hypothesis-driven thinking
Often Confused With
'Katei' is a general assumption or a 'what if' condition, while 'kasetsu' is a scientific or logical hypothesis intended for testing.
'Riron' refers to an established theory or a systematic set of principles, whereas 'kasetsu' is unproven.
Usage Notes
It is frequently used in scientific, academic, and strategic business contexts. While it can be used in daily conversation, it carries a more analytical or intellectual tone than simple words for 'guess' like 'yosou'.
Common Mistakes
Learners often use 'kasetsu' when they mean a simple guess or prediction about the weather; 'yosou' is more appropriate for casual predictions.
Memory Tip
Break down the kanji: 仮 (Ka - temporary) + 説 (Setsu - theory/explanation). It is a 'temporary explanation' that needs proof.
Word Origin
A compound of the Chinese-derived characters 'ka' (provisional/borrowed) and 'setsu' (opinion/theory).
Grammar Patterns
Cultural Context
In Japanese corporate culture, 'Hypothesis-driven thinking' (kasetsu shikou) is a popular methodology promoted by consulting firms for efficient problem-solving.
Quick Quiz
新しい( )を立ててから、その正しさを実験で証明する。
Correct!
The correct answer is: 仮説
Related Vocabulary
The logical basis or grounds for an argument or belief. Evid...
理論A supposition or a system of ideas intended to explain somet...
反証Evidence that tends to disprove a proposition or theory; a c...
検証The act of verifying the truth, validity, or accuracy of a c...
実験A test or trial carried out to discover something unknown, v...
考察考察 refers to the act of thinking deeply, analytically, and...
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