老人病学 lǎorénbìngxué geriatrics Origin Definitions Defs Strokes Stroke Words Sentences Sents 老人 lǎorén noun old person an elderly person; an old man or woman; the aged病 bìng noun illness illness; disease; physical or mental sickness学 學 xué nounaffix branch of learning (bound form) a subject or branch of study; often used as a suffix for -logy, -ics, or -science