乙肝 yǐgān hepatitis B Definitions Defs Origin Strokes Stroke Words Sentences Sents 乙 yǐ abbreviation of 乙型 yǐxíng type B type B; type II; the second of a group of related items, such as blood types or technical specifications肝 gān noun abbreviation of 肝炎 gānyán hepatitis hepatitis; inflammation of the liver caused by viruses, bacteria, or toxic substances