logical English · revision 7487

+ {{infobox|confidence=established|formation=borrowing|attested=early 15th century|origins=la-med logicalis}}

+

+ ==Pronunciation==

+ * IPA: /ˈlɒd͡ʒɪkəl/ ''(UK)''; /ˈlɑd͡ʒɪkəl/ ''(US)''^(Wiktionary)

+

+ ==Etymology==

+ It is [[bor|la-med|logicalis]],^(MWU 2024)^(NODE 1998)^(SOED 2002) from Late Latin [[m|la-lat|logica|t=logic]] (see [[logic]]);^(NODE 1998)^(MWU 2024) Etymonline describes it as logic plus -al.^(Etymonline)

+

+ ==Earliest recorded meaning==

+ Based on reason, according to the principles of logic: early 15th century.^(Etymonline)^(MWU 2024)

+

+ ==Semantic evolution==

+ Pertaining to logic is from about 1500,^(Etymonline)^(OED 1989) and in accordance with the laws of correct reasoning from 1588.^(OED 1989) Of persons, capable of reasoning correctly, it is from 1664.^(OED 1989) Following as a reasonable consequence is from 1860.^(Etymonline)^(OED 1989) In computing and electronics, relating to logic circuits is from 1946.^(OED 1989) ''Logical positivism'', for the ideas of the Vienna Circle, is from 1931.^(Etymonline)

+

+ ==Timeline==

+ * early 15th century – based on reason.^(Etymonline)

+ * c. 1500 – pertaining to logic.^(Etymonline)

+ * 1664 – of persons.^(OED 1989)

+ * 1860 – reasonable as a consequence.^(Etymonline)^(OED 1989)

+ * 1946 – in computing.^(OED 1989)

+

+ ==Modern meaning==

+ ===Adjective===

+ # Of, relating to or in accordance with [[logic]].^(AHD)^(Collins 2023)

+ # [[reasonable|alt=Reasonable]]; to be expected from what is known.^(AHD)

+ # Able to [[reason]] clearly and consistently.^(AHD)^(Collins 2023)

+

+ ==Word family==

+ * [[logicality]]

+ * [[logically]]

+ * [[logicalness]]

+ * [[alogical]]

+ * [[extralogical]]

+ * [[nonlogical]]

+ * [[overlogical]]

+

+ ==Related words==

+ * [[rational]]

+ * [[logic]]

+ * [[illogical]]

+ * [[logos]]

+

+ ==References==

+ {{reflist}}