agnosia

See also: agnòsia

English

Etymology

Etymology tree

Ancient Greek ᾰ̓- (ă-)

Proto-Indo-European *ǵneh₃-der.

Ancient Greek [Term?]

Ancient Greek ἀγνώς (agnṓs)

Proto-Indo-European *-h₂

Proto-Indo-European *-éh₂

Proto-Indo-European *-i-eh₂

Proto-Hellenic *-íā

Ancient Greek -ῐ́ᾱ (-ĭ́ā)

Ancient Greek ἀγνωσῐ́ᾱ (agnōsĭ́ā)der.

English agnosia

Derived from Ancient Greek ἀγνωσῐ́ᾱ (agnōsĭ́ā, “ignorance”).

Pronunciation

• Audio (US):

  (file)

• IPA^(key): /æɡˈnoʊ.ʒə/

Noun

agnosia (countable and uncountable, plural agnosias)

1. (neurology) The inability to recognise objects by use of the senses.

   Synonym: agnosy

2. (especially theology) Ignorance.

   Synonym: agnosy

Derived terms

• agnosic
• apperceptive agnosia
• autotopagnosia
• hemiagnosia
• phonagnosia
• prosopagnosia
• simultagnosia, simultanagnosia
• time agnosia

Related terms

• agnostic
• agnosticism
• agnosy

Translations

inability to recognise objects

• Catalan: agnòsia (ca) f
• Chinese:

  Mandarin: 失認症 / 失认症

• Esperanto: agnozio
• Finnish: agnosia (fi)
• German: Agnosie (de) f
• Hebrew: אגנוזיה f (agnózya)
• Indonesian: agnosia (id)
• Polish: agnozja (pl) f
• Portuguese: agnosia (pt) f
• Romanian: agnozie (ro) f
• Swedish: agnosi c
• Turkish: tanısızlık (tr)

Finnish

Etymology

Internationalism (see English agnosia), ultimately from Ancient Greek ἀγνωσία (agnōsía).

Pronunciation

• IPA^(key): /ˈɑɡnosiɑ/, [ˈɑ̝ɡno̞ˌs̠iɑ̝]
• Rhymes: -iɑ
• Syllabification^(key): ag‧no‧si‧a
• Hyphenation^(key): ag‧no‧sia

Noun

agnosia

1. (pathology) agnosia

Declension

Inflection of agnosia (Kotus type 12/kulkija, no gradation)
nominative		agnosia	agnosiat
genitive		agnosian	agnosioiden agnosioitten
partitive		agnosiaa	agnosioita
illative		agnosiaan	agnosioihin
		singular	plural
nominative		agnosia	agnosiat
accusative	nom.	agnosia	agnosiat
	gen.	agnosian
genitive		agnosian	agnosioiden agnosioitten agnosiain rare
partitive		agnosiaa	agnosioita
inessive		agnosiassa	agnosioissa
elative		agnosiasta	agnosioista
illative		agnosiaan	agnosioihin
adessive		agnosialla	agnosioilla
ablative		agnosialta	agnosioilta
allative		agnosialle	agnosioille
essive		agnosiana	agnosioina
translative		agnosiaksi	agnosioiksi
abessive		agnosiatta	agnosioitta
instructive		—	agnosioin
comitative		See the possessive forms below.

Possessive forms of agnosia (Kotus type 12/kulkija, no gradation)

first-person singular possessor singular plural nominative agnosiani agnosiani accusative nom. agnosiani agnosiani gen. agnosiani genitive agnosiani agnosioideni agnosioitteni agnosiaini rare partitive agnosiaani agnosioitani inessive agnosiassani agnosioissani elative agnosiastani agnosioistani illative agnosiaani agnosioihini adessive agnosiallani agnosioillani ablative agnosialtani agnosioiltani allative agnosialleni agnosioilleni essive agnosianani agnosioinani translative agnosiakseni agnosioikseni abessive agnosiattani agnosioittani instructive — — comitative — agnosioineni second-person singular possessor singular plural nominative agnosiasi agnosiasi accusative nom. agnosiasi agnosiasi gen. agnosiasi genitive agnosiasi agnosioidesi agnosioittesi agnosiaisi rare partitive agnosiaasi agnosioitasi inessive agnosiassasi agnosioissasi elative agnosiastasi agnosioistasi illative agnosiaasi agnosioihisi adessive agnosiallasi agnosioillasi ablative agnosialtasi agnosioiltasi allative agnosiallesi agnosioillesi essive agnosianasi agnosioinasi translative agnosiaksesi agnosioiksesi abessive agnosiattasi agnosioittasi instructive — — comitative — agnosioinesi first-person plural possessor singular plural nominative agnosiamme agnosiamme accusative nom. agnosiamme agnosiamme gen. agnosiamme genitive agnosiamme agnosioidemme agnosioittemme agnosiaimme rare partitive agnosiaamme agnosioitamme inessive agnosiassamme agnosioissamme elative agnosiastamme agnosioistamme illative agnosiaamme agnosioihimme adessive agnosiallamme agnosioillamme ablative agnosialtamme agnosioiltamme allative agnosiallemme agnosioillemme essive agnosianamme agnosioinamme translative agnosiaksemme agnosioiksemme abessive agnosiattamme agnosioittamme instructive — — comitative — agnosioinemme second-person plural possessor singular plural nominative agnosianne agnosianne accusative nom. agnosianne agnosianne gen. agnosianne genitive agnosianne agnosioidenne agnosioittenne agnosiainne rare partitive agnosiaanne agnosioitanne inessive agnosiassanne agnosioissanne elative agnosiastanne agnosioistanne illative agnosiaanne agnosioihinne adessive agnosiallanne agnosioillanne ablative agnosialtanne agnosioiltanne allative agnosiallenne agnosioillenne essive agnosiananne agnosioinanne translative agnosiaksenne agnosioiksenne abessive agnosiattanne agnosioittanne instructive — — comitative — agnosioinenne third-person possessor singular plural nominative agnosiansa agnosiansa accusative nom. agnosiansa agnosiansa gen. agnosiansa genitive agnosiansa agnosioidensa agnosioittensa agnosiainsa rare partitive agnosiaansa agnosioitaan agnosioitansa inessive agnosiassaan agnosiassansa agnosioissaan agnosioissansa elative agnosiastaan agnosiastansa agnosioistaan agnosioistansa illative agnosiaansa agnosioihinsa adessive agnosiallaan agnosiallansa agnosioillaan agnosioillansa ablative agnosialtaan agnosialtansa agnosioiltaan agnosioiltansa allative agnosialleen agnosiallensa agnosioilleen agnosioillensa essive agnosianaan agnosianansa agnosioinaan agnosioinansa translative agnosiakseen agnosiaksensa agnosioikseen agnosioiksensa abessive agnosiattaan agnosiattansa agnosioittaan agnosioittansa instructive — — comitative — agnosioineen agnosioinensa

Indonesian

Etymology

Internationalism, borrowed from Ancient Greek ἀγνωσία (agnōsía, “ignorance”).

Pronunciation

• (Standard Indonesian) IPA^(key): /aɡnoˈsia/ [ak̚.noˈsi.a]
• Rhymes: -a
• Syllabification: ag‧no‧si‧a

Noun

agnosia (plural agnosia-agnosia)

1. (medicine) agnosia

Derived terms

• agnosia gustatori
• agnosia ide
• agnosia olfaktori
• agnosia sentuhan
• agnosia taktil

Further reading

• “agnosia”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016

Italian

Etymology

Borrowed from Ancient Greek ἀγνωσία (agnōsía, “ignorance”).

Noun

agnosia f (plural agnosie)

1. (neurology) agnosia

Portuguese

Etymology

Etymology tree

Ancient Greek ᾰ̓- (ă-)

Proto-Indo-European *ǵneh₃-der.

Ancient Greek [Term?]

Ancient Greek ἀγνώς (agnṓs)

Proto-Indo-European *-h₂

Proto-Indo-European *-éh₂

Proto-Indo-European *-i-eh₂

Proto-Hellenic *-íā

Ancient Greek -ῐ́ᾱ (-ĭ́ā)

Ancient Greek ἀγνωσία (agnōsía)lbor.

Portuguese agnosia

Learned borrowing from Ancient Greek ἀγνωσία (agnōsía, “ignorance”).

Pronunciation

 

• (Brazil) IPA^(key): /aɡ.noˈzi.ɐ/

• (Brazil) IPA^(key): /aɡ.noˈzi.ɐ/
  • (Southern Brazil) IPA^(key): /aɡ.noˈzi.a/

• (Portugal) IPA^(key): /ɐ.ɡnuˈzi.ɐ/ [ɐ.ɣnuˈzi.ɐ]

• Hyphenation: ag‧no‧si‧a

Noun

agnosia f (uncountable)

1. (medicine, neurology) agnosia (the inability to recognise objects)

Further reading

• “agnosia”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026
• “agnosia”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

Spanish

Etymology

From Ancient Greek ἀγνωσία (agnōsía, “ignorance”).

Pronunciation

• IPA^(key): /aɡˈnosja/ [aɣ̞ˈno.sja]
• Rhymes: -osja
• Syllabification: ag‧no‧sia

Noun

agnosia f (uncountable)

1. (medicine, neurology, pathology) agnosia

Further reading

• “agnosia”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025