adjective🔗Share非反射的なOf a binary relation R on X: such that no element of X is R-related to itself."The "is taller than" relation is irreflexive because no one can be taller than themself. "「~より背が高い」という関係は、誰も自分自身より背が高くはなれないため、非反射的です。mathlogicChat with AIVocabulary GamePractice Reading