Synonyms of logical

logical

adjective

ˈlä-ji-kəl 

1

as in rational

according to the rules of logic

the lawyer won the case with a logical argument about the motives of the suspect

Synonyms & Similar Words

• rational
• reasonable
• coherent
• valid
• sensible
• good
• analytic
• empirical
• sound
• justifiable
• consequent
• well-grounded
• well-founded
• cognitive
• syllogistic
• defensible
• a priori
• sustainable
• supportable
• tenable
• maintainable
• a posteriori
• defendable

Antonyms & Near Antonyms

• illogical
• irrational
• unreasonable
• weak
• unsound
• incoherent
• invalid
• misleading
• illegitimate
• inconsequential
• specious
• fallacious
• sophistic
• casuistic
• unscientific
• absurd
• inconsequent
• stupid
• unarticulated
• nonsensical
• insane
• preposterous
• mad
• crazy
• eristic
• fatuous
• loony
• nutty
• thoughtless
• senseless
• simpleminded
• harebrained
• witless
• daffy
• cockeyed
• unconvincing
• weak-minded
• half-baked
• half-witted
• uncompelling

2

as in reasonable

based on sound reasoning or information

that's the logical choice under the circumstances

Synonyms & Similar Words

• reasonable
• rational
• reasoned
• sensible
• valid
• good
• solid
• hard
• justified
• true
• plausible
• commonsense
• informed
• sober
• well-founded
• commonsensical
• firm
• credible
• real
• just
• levelheaded
• actual
• validated
• convincing
• commonsensible
• certain
• substantiated
• sure
• cogent
• confirmed
• certified
• verified
• colorable
• corroborated

Antonyms & Near Antonyms

• illogical
• irrational
• unreasonable
• nonsensical
• unsound
• unfounded
• invalid
• unjustified
• uninformed
• nonrational
• groundless
• unwarranted
• unsupported
• unsubstantiated
• weak
• unreasoned
• implausible
• flimsy
• unconvincing
• nonvalid
• false
• misguided
• fallacious
• misled

Example Sentences

Recent Examples of logical

Nothing about this story line suggested he was equipped for the Iron Throne, yet in the finale, Tyrion makes a speech declaring Bran the only logical choice because his journey makes for a great story. — Rafael Motamayor, Vulture, 15 Sep. 2026

There is, then, no logical or military reason for the United States to withdraw from Europe. — Franklin C. Miller, Foreign Affairs, 15 Sep. 2026

As for keeping the focus on the main thing this week, the Ole Miss coach summed it up in the most logical way for his players that could be sucked into the off-field distractions this week. — Trey Wallace Outkick, FOXNews.com, 14 Sep. 2026

Following protein with healthy fats remains logical for minimizing blood sugar peaks. — Verywell Health, 12 Sep. 2026