[ uh-ses-er ]
/ əˈsɛs ər /


a person who makes assessments, especially for purposes of taxation.
an adviser or assistant to a judge, especially one serving as a specialist in some field.
  1. a person who shares another's position, rank, or dignity.
  2. a person sitting beside another in an advisory capacity; an advisory associate.

Nearby words

  1. assess,
  2. assessable,
  3. assessed value,
  4. assessment,
  5. assessment arrangements,
  6. assessorial,
  7. asset,
  8. asset value,
  9. asset-backed fund,
  10. asset-stripping

Origin of assessor

1350–1400; Middle English assessour < Medieval Latin assessor one who assesses taxes, Latin: a judge's helper. See assess, -tor

Related formsas·ses·so·ri·al [as-uh-sawr-ee-uh l, -sohr-] /ˌæs əˈsɔr i əl, -ˈsoʊr-/, adjectiveas·ses·sor·ship, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for assessorial


/ (əˈsɛsə) /


a person who evaluates the merits, importance, etc, of something, esp (in Britain) work prepared as part of a course of study
a person who values property for taxation
a person who estimates the value of damage to property for insurance purposes
a person with technical expertise called in to advise a court on specialist matters
a person who shares another's position or rank, esp in an advisory capacity
Derived Formsassessorial (ˌæsɛˈsɔːrɪəl), adjective

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 assessorial



late 14c., from Old French assessor "assistant judge, assessor (in court)" (12c., Modern French assesseur) and directly from Latin assessor "an assistant, aid; an assistant judge," in Late Latin "one who assesses taxes," literally "a sitter-by," agent noun from past participle stem of assidere (see assess).

Online Etymology Dictionary, © 2010 Douglas Harper