Illogical

/ɪˈlɒdʒɪkəl/

adjectivemedium📊CommonReasoning
1 meaning3 questions

Definitions

1

Not reasonable or sensible; lacking logic; contrary to the principles of logic.

/ɪˈlɒdʒɪkəl/

adjectivenegativemedium
Reasoning

Not done according to the rules of logic.

His decision to quit his job without having another one lined up was completely illogical.

💡 Simply: Imagine you're trying to build a tower with blocks, but some blocks don't stack on others. That's illogical! It's like doing things in a way that doesn't make sense or follow the rules.

👶 For kids: It means something that doesn't make sense, like if you said cats bark.

More Examples

2

The plot of the movie was illogical, with too many inconsistencies.

3

It is illogical to expect everyone to agree with you.

How It's Used

Philosophy

"An illogical argument can lead to false conclusions."

Everyday Conversation

"It's illogical to buy a new car when you're deeply in debt."

Synonyms & Antonyms

Synonyms

Antonyms

From Late Latin *illogicus*, from Greek *alogos* (unreasonable, illogical), from *a-* (not) + *logos* (reason, word).

The term 'illogical' gained prominence in the 19th century with the development of formal logic and its application to various fields.

Memory tip

Imagine a situation where the conclusion doesn't follow the premise – that's illogical!

Word Origin

LanguageGreek
Original meaning

"Not reasonable"

illogical argumentillogical conclusionillogical behaviorillogical statementillogical reasoning

Common misspellings

illogicialillogicle

Usage

40%Spoken
60%Written