na-adjective
distinctive; discriminative
Used in technical or academic contexts to describe features, criteria, or characteristics that distinguish one thing from another. Not common in everyday conversation.
この種の弁別的な特徴は、他の種との識別に役立つ。
The distinctive features of this species help distinguish it from others.
弁別的な基準を設けることで、より正確な分類が可能になる。
By establishing discriminative criteria, more accurate classification becomes possible.
識別的 also means 'discriminative' or 'distinguishing', often used in similar technical contexts. 弁別的 may carry a nuance of analytical separation.
Compound of 弁別 (discrimination, distinction) + 的 (-like, -ive). The exact historical derivation is uncertain, but the word follows a common pattern for forming adjectival nouns from Sino-Japanese compounds.