alumnus
n.
1640s, from Latin alumnus "a pupil," literally "foster son," vestigial present passive participle of alere "to nourish" (see old), with ending akin to Greek -omenos. Plural is alumni. Fem. is alumna (1882), fem. plural alumnae.
| 词汇 | alumnus | 
| 词根词缀 | Online Etymology Dictionary alumnus n. 1640s, from Latin alumnus "a pupil," literally "foster son," vestigial present passive participle of alere "to nourish" (see old), with ending akin to Greek -omenos. Plural is alumni. Fem. is alumna (1882), fem. plural alumnae. | 
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