ちかん 置換 LinksSentence search for 置換Sentence search for ちかんKanji details for 置 and 換Edit in JMdict Noun, Suru verb, Transitive verb1. substitution; replacementNoun, Suru verb, Transitive verb2. permutationMathematicsNoun, Suru verb, Transitive verb3. substitution; displacementChemistry Discussions Log in to talk about this word.