伸長しんちょう Noun Irregular Transitive Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru transitive verb intransitive verb expansion;extension;elongation;stretching Other forms 伸張 【しんちょう】 · 伸暢 【しんちょう】 (rarely used kanji form)