cubic

English

A cubic shape (3)

polynomial degrees

Previous:	quadratic
Next:	quartic

Alternative forms

• cubick (obsolete)

Etymology

From Middle French cubique, equivalent to cube +‎ -ic.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˈkjuː.bɪk/
• (General American) IPA^(key): /ˈkju.bɪk/

• Audio (US)

  (file)

• Rhymes: -uːbɪk

Adjective

cubic (not comparable)

1. (geometry) Used in the names of units of volume formed by multiplying a unit of length by itself twice.
   • 2019, VOA Learning English (public domain)

     On one recent day, officials said the fine dust concentration levels in Seoul rose above 130 micrograms per cubic meter.

     Audio (US)

     (file)

   cubic foot

   Coordinate terms: linear, square

2. (algebraic geometry) Of a class of polynomial of the form $ax^{3}+bx^{2}+cx+d$
3. (crystallography) Having three equal axes and all angles 90°.

   cubic cleavage

   Synonyms: isometric, monometric

Derived terms

• cubic capacity, cubic decimeter, cubic function, cubic graph, cubic millimetre, cubic nitre, cubo-cubic
• (degree three polynomial): cubic curve, cubic equation
• (unit of volume): cubic centimeter, cubic centimetre, cubic foot, cubic inch, cubic kilometre, cubic meter, cubic metre, cubic mile, cubic yard

Derived terms

• cubic zirconia

 

Translations

in the name of units of volume

• Arabic: مُكَعَّب (mukaʕʕab)
• Armenian: խորանարդ (hy) (xoranard)
• Asturian: cúbicu
• Belarusian: кубі́чны (kubíčny)
• Bulgarian: куби́чен (bg) (kubíčen), куби́чески (kubíčeski)
• Catalan: cúbic (ca)
• Czech: krychlový (cs), kubický (cs)
• Dutch: kubiek (nl)
• Finnish: kuutio- (fi)
• French: cube (fr)
• Greek: κυβικός (el) (kyvikós)
• Hungarian: köb- (hu)
• Irish: ciúbach
• Italian: cubo (it)
• Latvian: kubisks
• Maori: pūtoru
• Polish: sześcienny (pl) m
• Portuguese: cúbico (pt)
• Russian: куби́ческий (ru) (kubíčeskij)
• Slovak: kubický
• Spanish: cúbico
• Swedish: kubik- (sv)
• Tagalog: buukin
• Ukrainian: кубі́чний (kubíčnyj)

of a polynomial of third degree

• Armenian: խորանարդ (hy) (xoranard)
• Bulgarian: куби́чен (bg) (kubíčen), куби́чески (kubíčeski)
• Catalan: cúbic (ca)
• Czech: kubický (cs)
• Dutch: derdegraads (nl)
• Finnish: kolmannen asteen
• French: cubique (fr)
• Hungarian: harmadfokú (hu)
• Irish: ciúbach
• Italian: cubico (it)
• Polish: trzeciego stopnia
• Portuguese: cúbico (pt)
• Russian: куби́ческий (ru) (kubíčeskij), в ку́бе (v kúbe), тре́тьей сте́пени (trétʹjej stépeni)
• Spanish: cúbico
• Swedish: tredjegrads- (sv), kubisk (sv)
• Tagalog: buukin

having three equal axes and all angles 90°

• Arabic: مُكَعَّب (mukaʕʕab)
• Cornish: kubek
• Dutch: kubisch (nl)
• Finnish: kuutiollinen (fi)
• Hungarian: köbös (hu)
• Irish: ciúbach
• Polish: regularny (pl), kubiczny
• Spanish: cúbico
• Tagalog: buukin

Noun

cubic (plural cubics)

1. (algebraic geometry) A cubic curve.

   Synonym: cubic curve

Derived terms

• Tschirnhausen cubic

 

Translations

cubic curve

• French: cubique (fr) f
• Swedish: tredjegradskurva c

See also

• cube
• spacial, spatial
• square

Anagrams

• Bucci

Occitan

Adjective

cubic m (feminine singular cubica, masculine plural cubics, feminine plural cubicas)

1. cubic

Further reading

• Diccionari General de la Lenga Occitana, L’Academia occitana – Consistòri del Gai Saber, 2008-2024, page 208.

Romanian

Etymology

Borrowed from French cubique, from Latin cubicus. By surface analysis, cub +‎ -ic.

Pronunciation

• IPA^(key): /ˈku.bik/

Adjective

cubic m or n (feminine singular cubică, masculine plural cubici, feminine and neuter plural cubice)

1. cubical

Declension

Declension of cubic

		singular			plural
		masculine	neuter	feminine	masculine	neuter	feminine
nominative/ accusative	indefinite	cubic		cubică	cubici	cubice
	definite	cubicul		cubica	cubicii	cubicele
genitive/ dative	indefinite	cubic		cubice	cubici	cubice
	definite	cubicului		cubicei	cubicilor	cubicelor

Further reading

• cubic in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language)