Dictionary.com
Thesaurus.com

inofficious

American  
[in-uh-fish-uhs] / ˌɪn əˈfɪʃ əs /

adjective

Law.

  1. being inconsistent with moral duty and natural affection.

inofficious British  
/ ˌɪnəˈfɪʃəs /

adjective

  1. contrary to moral obligation, as the disinheritance of a child by his parents

    an inofficious will
"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

Other Word Forms

  • inofficiosity noun
  • inofficiously adverb
  • inofficiousness noun

Etymology

Origin of inofficious

From the Latin word inofficiōsus, dating back to 1595–1605. See in- 3, officious

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.