长新冠 chángxīnguān long COVID Definitions Defs Origin Strokes Stroke Words Sentences Sents 长 長 cháng adjective long long in space or time; lasting新冠 xīnguān novel coronavirus Short for 新型冠状病毒 xīnxíngguānzhuàngbìngdú, specifically referring to SARS-CoV-2 and the disease COVID-19.