根拠

konkyo
nounIntermediate💡 basis, evidence, grounds
formal

A basis, foundation, or evidence supporting a claim or argument

この理論は科学的な根拠に基づいている

This theory is based on scientific evidence

💡

Often used in formal contexts to refer to logical or factual support for an argument

general

A reason or justification for an action or belief

彼はその決断に根拠を持っていた

He had grounds for his decision

💡

Can refer to both tangible evidence and abstract reasoning

Collocations

根拠がないlack evidence根拠を持つhave grounds根拠に基づくbe based on

Related Phrases

💡Pro Tip

Formal vs. Informal Use

While '根拠' can be used in both formal and informal contexts, it's more common in formal writing and academic discussions.

Gold Rule

Evidence vs. Reasoning

While '根拠' can refer to both concrete evidence and abstract reasoning, in formal contexts it typically implies verifiable support.

📖Word Origin

Combination of 根 (ne, 'root') and 拠 (kyo, 'rely on'), literally meaning 'that which roots or supports'

📝Usage Notes

Often used in formal writing and academic contexts. Can be both concrete (evidence) or abstract (justification).

Word Breakdown

root
root
+
rely on
root
和英辞典