[ loj-i-kuhl ]
/ ˈlɒdʒ ɪ kəl /


according to or agreeing with the principles of logic: a logical inference.
reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
reasonable; to be expected: War was the logical consequence of such threats.
of or relating to logic.

Nearby words

  1. logic cell,
  2. logic circuit,
  3. logic gate,
  4. logic level,
  5. logic programming,
  6. logical atomism,
  7. logical consequence,
  8. logical constant,
  9. logical construction,
  10. logical form

Origin of logical

From the Medieval Latin word logicālis, dating back to 1490–1500. See logic, -al1

1, 3. valid.

1–3. unreasonable.

Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for logicalness

  • Which ideal simplicity and logicalness has become such a fish-bone stuck in our throats.

  • I lie wakeful in the dark and try to reason out a logicalness or poetry in a thing so artfully pestilential.

    I, Mary MacLane|Mary MacLane

British Dictionary definitions for logicalness


/ (ˈlɒdʒɪkəl) /


relating to, used in, or characteristic of logic
using, according to, or deduced from the principles of logica logical conclusion
capable of or characterized by clear or valid reasoning
reasonable or necessary because of facts, events, etcthe logical candidate
computing of, performed by, used in, or relating to the logic circuits in a computer
Derived Formslogicality or logicalness, nounlogically, adverb

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 logicalness



early 15c., "based on reason," from logic + -al (1). Meaning "pertaining to logic" is c.1500. Attested from 1860 as "following as a reasonable consequence." Related: Logically.

Online Etymology Dictionary, © 2010 Douglas Harper