干儿 gān'érgānr adopted son Definitions Defs Origin Strokes Stroke Words Sentences Sents gān'ér adopted son 干 乾 gān adoptive non-biological kinship established through formal recognition; foster; adoptive儿 兒 ér noun son son; male offspringgānr dried food 干 乾 gān noun dried food processed food that has been dried or dehydrated; (bound form) jerky; chips; crackers儿 兒 r particleaffix [erhua suffix] A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.gānr maidservant 干 乾 gān nominal existing in name only; formal; perfunctory; hollow; surface appearance without substance儿 兒 r particleaffix [erhua suffix] A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.