[seen-yawr-i-tee, -yor-]

noun, plural sen·ior·i·ties for 2.

the state of being senior; priority of birth; superior age.
priority, precedence, or status obtained as the result of a person's length of service, as in a profession, trade, company, or union: First choice of vacation time will be given to employees with seniority.

Nearby words

  1. senior management,
  2. senior master sergeant,
  3. senior moment,
  4. senior service,
  5. senioritis,
  6. seniority rule,
  7. seniti,
  8. senlac,
  9. senna,
  10. sennacherib

Origin of seniority

1400–50; late Middle English < Medieval Latin seniōritās, equivalent to Latin senior senior + -itās -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for seniority

British Dictionary definitions for seniority


noun plural -ties

the state of being senior
precedence in rank, etc, due to senior status
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for seniority



"priority on office or service," mid-15c., from Medieval Latin senioritas, from Latin senior (see senior (adj.)). Meaning "state or quality of being senior" is from 1530s.

Online Etymology Dictionary, © 2010 Douglas Harper

Culture definitions for seniority


Length of service on a job. Seniority may be considered in making decisions about wages, layoffs, and other working conditions.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.