Senior

a.	1.	More advanced than another in age; prior in age; elder; hence, more advanced in dignity, rank, or office; superior; as, senior member; senior counsel.
	2.	Belonging to the final year of the regular course in American colleges, or in professional schools.
n.	1.	A person who is older than another; one more advanced in life.
	2.	One older in office, or whose entrance upon office was anterior to that of another; one prior in grade.
	3.	An aged person; an older. Each village senior paused to scan, And speak the lovely caravan. - Emerson.
	4.	One in the fourth or final year of his collegiate course at an American college; - originally called senior sophister; also, one in the last year of the course at a professional schools or at a seminary.

Noun	1.	senior - an undergraduate student during the year preceding graduation
	2.	senior - a person who is older than you are Synonyms: elder
Adj.	1.	senior - older; higher in rank; longer in length of tenure or service; "senior officer" Antonyms: junior - younger; lower in rank; shorter in length of tenure or service
	2.	senior - used of the fourth and final year in United States high school or college; "the senior prom" Synonyms: fourth-year
	3.	senior - advanced in years; (`aged' is pronounced as two syllables); "aged members of the society"; "elderly residents could remember the construction of the first skyscraper"; "senior citizen" Synonyms: aged, elderly, older

SENIOR. The elder. This addition is sometimes made to a man's name, when two persons bear the same, in order to distinguish them. In practice when nothing is mentioned, the senior is intended. 3 Miss. R. 59. See Junior.

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