Advertisement

Origin and history of logical

logical(adj.)

early 15c., "based on reason, according to the principles of logic," from logic + -al (1). Meaning "pertaining to logic" is c. 1500. Attested from 1860 as "following as a reasonable consequence." Related: Logically. Logical positivism, in reference to the ideas of the Vienna Circle of philosophers, is from 1931.

also from early 15c.

Entries linking to logical

logic(n.)

mid-14c., logike, "branch of philosophy that treats of forms of thinking; the science of distinction of true from false reasoning," from Old French logique (13c.), from Latin (ars) logica "logic," from Greek (he) logike (techne) "(the) reasoning (art)," from fem. of logikos "pertaining to speaking or reasoning" (also "of or pertaining to speech"), from logos "reason, idea, word" (see Logos). Formerly also logick. Sometimes formerly plural, as in ethics, but this is not usual. Meaning "logical argumentation" is from c. 1600. Contemptuous logic-chopper "sophist, person who uses subtle distinctions in argument" is from 1846.

illogical(adj.)

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

Advertisement

More to explore

consistent
1570s, "consisting" (a sense now obsolete), from Latin consistentem (nominative consistens), present participle of consistere "to stand firm, take a standing position, stop, halt," from assimilated form of com "with, together" (see con-) + sistere "to place," causative of stare "
lucid
1590s, "bright, shining" (a sense now obsolete or restricted), from Latin lucidus "light, bright, clear," figuratively "perspicuous, lucid, clear," from lucere "to shine," from lux (genitive lucis) "light," from PIE root *leuk- "to shine, be bright." Sense of "easy to understand,
legitimate
mid-15c., "lawfully begotten, born of parents legally married," from past participle of Old French legitimer and directly from Medieval Latin legitimatus, past participle of legitimare "make lawful, declare to be lawful," from Latin legitimus "lawful," originally "fixed by law, i
consequent
early 15c., "conclusive, logical," also "following as an effect or result," from Old French consequent "following, resulting...
consecution
early 15c., "attainment;" 1530s, "proceeding in argument from one proposition to another in logical sequence," from Latin...
argument
a doubtful matter," from Old French arguement "reasoning, opinion; accusation, charge" (13c.), from Latin argumentum "a logical...
apagoge
refutation of its opposite, indirect proof, reductio ad absurdum," from Greek apagogē "a leading away" (used by Aristotle in a logical...
toast
"to brown with heat," late 14c., from Old French toster "to toast, to grill, roast, burn" (12c.), from Vulgar Latin *tostare (source of Italian tostare, Spanish tostar), frequentative of Latin torrere (past participle tostus) "to parch," from PIE root *ters- "to dry." Related: To
confer
1530s, "examine by comparison;" 1540s (intransitive) "consult together on some special subject;" 1560s, "bestow as a gift or permanent possession," from Old French conférer (14c.) "to give; to converse; to compare," from Latin conferre "to bring together," figuratively "to compar
habit
early 13c., "characteristic attire of a religious or clerical order," from Old French habit, abit "clothing, (ecclesiastical) habit; conduct" (12c.), from Latin habitus "condition, demeanor, appearance, dress," originally past participle of habere "to have, hold, possess; wear; f

Share logical

Advertisement
Trending
Dictionary entries near logical
Advertisement