Le premier-né des enfants du même père et de la même mère, ou de l'un des deux seulement.
ETYM AS. yldra, compar. of eald old. Related to Old.
Used of the older of two persons of the same name especially used to distinguish a father from his son; SYN. older, sr.
ETYM Latin senior, compar. of senex, gen. senis, old. Related to Sir.
Older; higher in rank; longer in length of tenure or service.
Used of the fourth and final year in United States high school or college; SYN. fourth-year.