dual
dual - English
Alternative forms
- du. (abbreviation, grammar)
Pronunciation
- (UK) enPR: dyo͞oʹəl, jo͞oʹəl; IPA: /ˈdjuː.əl/, /ˈdʒuː.əl/
- (US) enPR: d(y)o͞o'əl; IPA: /ˈd(j)u.əl/
- Homophones: duel, jewel (with yod coalescence)
Adjective
dual (not comparable)
- Characterized by having two (usually equivalent) components.
- Pertaining to two, pertaining to a pair of.
- (grammar) Pertaining to a grammatical number in certain languages that refers to two of something, such as a pair of shoes.
- (mathematics, physics) Exhibiting duality.
- (linear algebra) Being the space of all linear functionals of (some other space).
- (category theory) Being the dual of some other category; containing the same objects but with source and target reversed for all morphisms.
- Synonym: opposite
Derived terms
- dual-band
- dual-boot
- dual-clutch gearbox
- dual-coding theory
- dual-edged sword
- dual-exceptional
- dual-frequency
- dual-purpose
- dual-sector model
- dual-SIM
- dual-tropic
- dual-voltage
- dual audio
- dual boot
- dual citizen
- dual citizenship
- dual control
- dual earner
- dual economy
- dual federalism
- dual graph
- dual heritage
- dualism
- duality
- dual mandate
- dual meet
- dual mode
- dual phenomenology
- dual photon absorptiometry
- dual polyhedron
- dual primary
- dual resident
- dual school
- dual SIM
- Taoist dual cultivation
Translations
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Noun
dual (plural duals)
- Of an item that is one of a pair, the other item in the pair.
- (geometry) Of a regular polyhedron with V vertices and F faces, the regular polyhedron having F vertices and V faces.
- The octahedron is the dual of the cube.
- (grammar) The dual number.
- (mathematics) Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.
Derived terms
Translations
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Verb
dual (third-person singular simple present duals, present participle (UK) dualling or (US) dualing, simple past and past participle (UK) dualled or (US) dualed)
- (transitive) To convert from single to dual; specifically, to convert a single-carriageway road to a dual carriageway.
Anagrams
dual - French
Adjective
dual (feminine duale, masculine plural duaux, feminine plural duales)
Noun
dual m (plural duaux)
dual - German
Pronunciation
- IPA: [duˈaːl]
- Hyphenation: du‧al
Adjective
dual (strong nominative masculine singular dualer, not comparable)
Declension
number & gender | singular | plural | |||
---|---|---|---|---|---|
masculine | feminine | neuter | |||
predicative | er ist dual | sie ist dual | es ist dual | sie sind dual | |
strong declension (without article) | nominative | dualer | duale | duales | duale |
genitive | dualen | dualer | dualen | dualer | |
dative | dualem | dualer | dualem | dualen | |
accusative | dualen | duale | duales | duale | |
weak declension (with definite article) | nominative | der duale | die duale | das duale | die dualen |
genitive | des dualen | der dualen | des dualen | der dualen | |
dative | dem dualen | der dualen | dem dualen | den dualen | |
accusative | den dualen | die duale | das duale | die dualen | |
mixed declension (with indefinite article) | nominative | ein dualer | eine duale | ein duales | (keine) dualen |
genitive | eines dualen | einer dualen | eines dualen | (keiner) dualen | |
dative | einem dualen | einer dualen | einem dualen | (keinen) dualen | |
accusative | einen dualen | eine duale | ein duales | (keine) dualen |
dual - Irish
Pronunciation
- IPA: /d̪ˠuəl̪ˠ/, /d̪ˠuəlˠ/
Noun
dual m (genitive singular duail, nominative plural duail)
- lock, tress
- Synonyms: dlaoi, dual gruaige
- wisp, tuft
- Synonym: dlaoi
- ply, strand
- twist, twine
- spiral, whirl
Declension
First declension
Bare forms:
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Forms with the definite article:
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Derived terms
- dualach1
- duailín, dualán
Verb
dual (present analytic dualann, future analytic dualfaidh, verbal noun dualadh, past participle dualta)
Conjugation
singular | plural | relative | autonomous | ||||||
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first | second | third | first | second | third | ||||
indicative | present | dualaim | dualann tú; dualair† | dualann sé, sí | dualaimid | dualann sibh | dualann siad; dualaid† | a dhualann; a dhualas / a ndualann*; a ndualas* | dualtar |
past | dhual mé; dhualas | dhual tú; dhualais | dhual sé, sí | dhualamar; dhual muid | dhual sibh; dhualabhair | dhual siad; dhualadar | a dhual / ar dhual* | dualadh | |
past habitual | dhualainn / ndualainn‡‡ | dhualtá / ndualtᇇ | dhualadh sé, sí / ndualadh sé, s퇇 | dhualaimis; dhualadh muid / ndualaimis‡‡; ndualadh muid‡‡ | dhualadh sibh / ndualadh sibh‡‡ | dhualaidís; dhualadh siad / ndualaidís‡‡; ndualadh siad‡‡ | a dhualadh / a ndualadh* | dhualtaí / ndualta퇇 | |
future | dualfaidh mé; dualfad | dualfaidh tú; dualfair† | dualfaidh sé, sí | dualfaimid; dualfaidh muid | dualfaidh sibh | dualfaidh siad; dualfaid† | a dhualfaidh; a dhualfas / a ndualfaidh*; a ndualfas* | dualfar | |
conditional | dhualfainn / ndualfainn‡‡ | dhualfá / ndualfᇇ | dhualfadh sé, sí / ndualfadh sé, s퇇 | dhualfaimis; dhualfadh muid / ndualfaimis‡‡; ndualfadh muid‡‡ | dhualfadh sibh / ndualfadh sibh‡‡ | dhualfaidís; dhualfadh siad / ndualfaidís‡‡; ndualfadh siad‡‡ | a dhualfadh / a ndualfadh* | dhualfaí / ndualfa퇇 | |
subjunctive | present | go nduala mé; go ndualad† | go nduala tú; go ndualair† | go nduala sé, sí | go ndualaimid; go nduala muid | go nduala sibh | go nduala siad; go ndualaid† | — | go ndualtar |
past | dá ndualainn | dá ndualtá | dá ndualadh sé, sí | dá ndualaimis; dá ndualadh muid | dá ndualadh sibh | dá ndualaidís; dá ndualadh siad | — | dá ndualtaí | |
imperative | dualaim | dual | dualadh sé, sí | dualaimis | dualaigí; dualaidh† | dualaidís | — | dualtar | |
verbal noun | dualadh | ||||||||
past participle | dualta |
* Indirect relative † Archaic or dialect form ‡‡ Dependent form used with particles that trigger eclipsis
Noun
dual m (genitive singular duail, nominative plural duail)
Declension
First declension
Bare forms:
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Forms with the definite article:
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Derived terms
- dualach2
- dualbhata
Adjective
dual (genitive singular masculine duail, genitive singular feminine duaile, plural duala, comparative duaile)
- native, natural
- Is dual dó a bheith leisciúil. ― He is naturally lazy.
- Ní dual don diabhal bheith díomhaoin.
- No rest for the wicked.
- (literally, “It is not in the devil's nature to be idle.”)
- proper, fitting
- in the natural order of things
- fated
- possible
Declension
Singular | Plural (m/f) | |||
---|---|---|---|---|
Positive | Masculine | Feminine | (strong noun) | (weak noun) |
Nominative | dual | dhual | duala; dhuala² | |
Vocative | dhuail | duala | ||
Genitive | duale | duala | dual | |
Dative | dual; dhual¹ | dhual; dhuail (archaic) | duala; dhuala² | |
Comparative | níos duale | |||
Superlative | is duale |
¹ When the preceding noun is lenited and governed by the definite article. ² When the preceding noun ends in a slender consonant.
Related terms
Mutation
Irish mutation | ||
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Radical | Lenition | Eclipsis |
dual | dhual | ndual |
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. |
dual - Portuguese
Pronunciation
- (Brazil) IPA: /duˈaw/ [dʊˈaʊ̯], (faster pronunciation) /ˈdwaw/ [ˈdwaʊ̯]
- (Portugal) IPA: /ˈdwal/ [ˈdwaɫ]
- Hyphenation: du‧al
Adjective
dual m or f (plural duais, not comparable)
- dual (having two elements)
Derived terms
dual - Romanian
Noun
dual n (plural duale)
Declension
dual - Scottish Gaelic
Pronunciation
- IPA: /t̪uəɫ̪/
Adjective
dual (comparative duaile)
- hereditary
- usual, natural
- 'S dual do phoileasman a bhith amharasach. ― It's natural for a policeman to be suspicious.
Noun
dual m (genitive singular duail, plural dualan)
- birthright
- Synonym: còir-bhreith
- due
- something which is natural and/or usual
Derived terms
Noun
Verb
dual (past dhual, future dualidh, verbal noun dualadh, past participle dualte)
Mutation
Scottish Gaelic mutation | |
---|---|
Radical | Lenition |
dual | dhual |
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. |
dual - Spanish
Pronunciation
- IPA: /ˈdwal/ [ˈd̪wal]
- Syllabification: dual
Adjective
dual (plural duales)