diagnosis English · revision 6894

+ {{infobox|confidence=established|formation=borrowing|attested=1681|origins=grc διάγνωσις}}

+

+ ==Pronunciation==

+ * IPA: /daɪəɡˈnəʊsɪs/^(Wiktionary)

+

+ ==Etymology==

+ It is New Latin, from [[grc|διάγνωσις|tr=diágnōsis|t=a discerning, distinguishing]],^(Barnhart 1988)^(Etymonline)^(Hoad 1986) from [[m|grc|διαγιγνώσκω|tr=diagignṓskein|t=to discern, distinguish]], from [[m|grc|διά|tr=diá|t=apart]] and [[m|grc|γιγνώσκω|tr=gignṓskein|t=to learn, know]],^(Cresswell 2021)^(Barnhart 1988) from PIE [[ine-pro|*ǵneh₃-|alt=*gno-|t=to know]] (see [[know]]).^(Etymonline)

+

+ ==Earliest recorded meaning==

+ The determination of a disease from its symptoms: 1681 in the OED and Barnhart, the 1680s in Etymonline;^(OED 1989)^(Barnhart 1988)^(Etymonline) MWU dates it to 1655.^(MWU 2024)

+

+ ==Semantic evolution==

+ In biology, a precise description distinguishing a species or genus is from 1840,^(OED 1989) and the figurative identification of the cause of any problem from 1855.^(OED 1989) The adjective [[diagnostic]] (1625) is older,^(Barnhart 1988) and the verb [[diagnose]] is an 1861 back-formation from diagnosis.^(Barnhart 1988)

+

+ ==Timeline==

+ * 1625 – diagnostic.^(Barnhart 1988)

+ * 1681 – the identification of a disease.^(OED 1989)

+ * 1840 – in biology.^(OED 1989)

+ * 1855 – figurative use.^(OED 1989)

+ * 1861 – diagnose.^(Barnhart 1988)

+

+ ==Modern meaning==

+ ===Noun===

+ # The identification of a [[disease]] or condition from its signs and symptoms.^(AHD)^(Collins 2023)

+ # An analysis of the cause or nature of a problem, or the conclusion reached.^(AHD)^(Collins 2023)

+ # ''(biology)'' A precise description distinguishing a [[species]] or other group.^(AHD)^(Collins 2023)

+

+ ==Word family==

+ * [[diagnose]]

+ * [[diagnostic]]

+ * [[diagnostician]]

+ * [[diagnostics]]

+ * [[electrodiagnosis]]

+ * [[immunodiagnosis]]

+ * [[misdiagnosis]]

+ * [[overdiagnosis]]

+

+ ==Related words==

+ * [[agnosia]]

+ * [[agnostic]]

+ * [[agnosticism]]

+ * [[gnosis]]

+ * [[prognose]]

+ * [[prognosis]]

+ * [[prognostic]]

+ * [[prognostication]]

+ * [[gnostic]]

+ * [[know]]

+

+ ==References==

+ {{reflist}}