合理性 hélǐxìng rationality Definitions Defs Origin Strokes Stroke Words Sentences Sents 合理 hélǐ adjective reasonable rational; sensible; fair; conforming to reason or logic性 xìng affix [-ity] Suffix used after verbs or adjectives to form nouns expressing a state, quality, or scope, similar to English "-ity", "-ness", or "-ism".