• Older; superior
  • Higher in rank, dignity, or office.
  • Of or pertaining to a student's final academic year at a high school (twelfth grade) or university.


  • An old person.
  • Someone older than someone else (with possessive).
  • Someone seen as deserving respect or reverence because of their age.
  • An elder or presbyter in the early Church.
  • Somebody who is higher in rank, dignity, or office.
  • A final-year student at a high school or university.


Opposite words


  • From Middle English senior, from Latin senior ("older"), comparative form of senex; see senate. seigneur, , seignior, , sire, , sir, , and seƱor.

Modern English dictionary

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