coaxial

See also: co-axial

English

Alternative forms

• co-axial

Etymology

Etymology tree

Proto-Indo-European *ḱe?

Proto-Indo-European *ḱóm

Proto-Italic *kom

Proto-Italic *kom-

Latin con-

Latin co-lbor.

English co-

Proto-Indo-European *h₂eǵ-?

Proto-Indo-European *-os

Proto-Indo-European *h₂eḱs-der.

Proto-Italic *aksis

Latin axisbor.

English axis

Proto-Indo-European *h₂el-

Proto-Indo-European *-is

Proto-Indo-European *h₂élisder.?

Proto-Italic *-ālis

Latin -ālisbor.

Old French -albor.

▲

Latin -ālis

Old French -elbor.

▲

Latin -ālisbor.

Middle English -al

English -al

English axial

English coaxial

From co- + axial.

Pronunciation

• (UK) IPA^(key): /kəʊˈæk.sɪi.əl/
• (US) IPA^(key): /koʊˈæk.sɪi.əl/

• Audio (US):

  (file)

Adjective

coaxial (not comparable)

1. (geometry) Having a common central axis

Derived terms

• coaxial cable
• coaxially
• microcoaxial
• noncoaxial
• quasicoaxial

Translations

having a common central axis

• Bulgarian: коаксиален (koaksialen)
• Catalan: coaxial
• Czech: souosý (cs), koaxiální (cs)
• Danish: koaksial
• French: coaxial (fr)
• Greek: ομοαξονικός (el) m (omoaxonikós)
• Icelandic: samása
• Irish: comhaiseach
• Italian: coassiale (it)
• Japanese: 同軸 (dōjiku)
• Manx: co-essylagh
• Polish: współosiowy
• Portuguese: coaxial (pt)
• Russian: коаксиа́льный (ru) (koaksiálʹnyj), соо́сный (ru) (soósnyj)
• Spanish: coaxial
• Vietnamese: đồng trục

Noun

coaxial (plural coaxials)

1. Ellipsis of coaxial cable.

See also

• biaxial
• monoaxial
• runout

French

Pronunciation

• IPA^(key): /kɔ.ak.sjal/

• Audio (France (Toulouse)):

  (file)

Adjective

coaxial (feminine coaxiale, masculine plural coaxiaux, feminine plural coaxiales)

1. coaxial

Derived terms

• câble coaxial

Noun

coaxial m (plural coaxiaux)

1. ellipsis of câble coaxial (“coaxial cable”)

Portuguese

Etymology

Etymology tree

Proto-Indo-European *ḱe?

Proto-Indo-European *ḱóm

Proto-Italic *kom

Proto-Italic *kom-

Latin co-lbor.

Portuguese co-

Portuguese axial

Portuguese coaxial

From co- + axial.

Pronunciation

• (Brazil) IPA^(key): /ko.ak.siˈaw/ [ko.ak.siˈaʊ̯], (faster) /ko.akˈsjaw/ [ko.akˈsjaʊ̯]

 

• (Portugal) IPA^(key): /ko.ɐkˈsjal/ [ko.ɐkˈsjaɫ]

• (Portugal) IPA^(key): /ko.ɐkˈsjal/ [ko.ɐkˈsjaɫ]
  • (Southern Portugal) IPA^(key): /ko.ɐkˈsja.li/

• Hyphenation: co‧a‧xi‧al

Adjective

coaxial m or f (plural coaxiais)

1. coaxial

Derived terms

• cabo coaxial

Further reading

• “coaxial”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026
• “coaxial”, in Dicionário Infopédia da Língua Portuguesa (in Portuguese), Porto: Porto Editora, 2003–2026
• “coaxial”, in Michaelis Dicionário Brasileiro da Língua Portuguesa (in Portuguese), São Paulo: Editora Melhoramentos, 2015–2026, →ISBN
• “coaxial”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

Romanian

Etymology

Borrowed from French coaxial.

Adjective

coaxial m or n (feminine singular coaxială, masculine plural coaxiali, feminine/neuter plural coaxiale)

1. coaxial

Declension

Declension of coaxial

		singular			plural
		masculine	neuter	feminine	masculine	neuter	feminine
nominative- accusative	indefinite	coaxial		coaxială	coaxiali	coaxiale
	definite	coaxialul		coaxiala	coaxialii	coaxialele
genitive- dative	indefinite	coaxial		coaxiale	coaxiali	coaxiale
	definite	coaxialului		coaxialei	coaxialilor	coaxialelor

Spanish

Etymology

From co- + axial.

Pronunciation

• IPA^(key): /koaɡˈsjal/ [ko.aɣ̞ˈsjal]
• Rhymes: -al
• Syllabification: co‧a‧xial

Adjective

coaxial m or f (masculine and feminine plural coaxiales)

1. coaxial

Derived terms

• cable coaxial
• coaxialmente

Further reading

• “coaxial”, 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