Dictionary.com

theoretical

[ thee-uh-ret-i-kuhl ]
/ ˌθi əˈrɛt ɪ kəl /
Save This Word!
See synonyms for: theoretical / theoretically on Thesaurus.com

adjective
of, relating to, or consisting in theory; not practical (distinguished from applied).
existing only in theory; hypothetical.
given to, forming, or dealing with theories; speculative.

COMPARE COMMONLY CONFUSED WORDS

These are smilar words, and share related meanings, but their uses are very different. Click on the buttons to learn more about these commonly confused words.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Often the·o·ret·ic [thee-uh-ret-ik] /ˌθi əˈrɛt ɪk/ .

Origin of theoretical

First recorded in 1610–20; theoretic, from Late Latin theōrēticus, from Greek theōrētikós, equivalent to theōrēt(ós) “to be seen” (verbal adjective derived from theōreîn “to view”) + -ikos -ic;see -al1

OTHER WORDS FROM theoretical

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use theoretical in a sentence

British Dictionary definitions for theoretical

theoretical

theoretic (ˌθɪəˈrɛtɪk)

/ (ˌθɪəˈrɛtɪkəl) /

adjective
of or based on theory
lacking practical application or actual existence; hypothetical
using or dealing in theory; impractical

Derived forms of theoretical

theoretically, 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

Medical definitions for theoretical

theoretical
[ thē′ə-rĕtĭ-kəl ]

adj.
Of, relating to, or based on theory.
Restricted to theory; not practical.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK