Where Did Illogical Come from?

illogical (adj.)
"without sound reasoning according to rules of logic," 1580s, from assimilated form of in- (1) "not, opposite of" + logical. Related: Illogically.

What is the base of illogical?

Explanation: This is because the root word here is “logical”. Logical means “characterized by or capable of clear, sound reasoning.” By adding “il” in front, the meaning is changed to the exact opposite. So, illogical means ” not characterized or capable of clear, sound reasoning.”

Is illogical a real word?

not logical; contrary to or disregardful of the rules of logic; unreasoning: an illogical reply.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.