See also: àquilo



Perhaps from aquila (eagle) +‎ (name-forming suffix), personifying the cold north wind as a "fast, aggressive raptor".

Alternative formsEdit


aquilō m (genitive aquilōnis); third declension

  1. north wind, the wind god Boreas
    Synonyms: boreās, septentriō
  2. the north


Third-declension noun.

Case Singular Plural
Nominative aquilō aquilōnēs
Genitive aquilōnis aquilōnum
Dative aquilōnī aquilōnibus
Accusative aquilōnem aquilōnēs
Ablative aquilōne aquilōnibus
Vocative aquilō aquilōnēs

Derived termsEdit



  • De Vaan, Michiel (2008), “aquila”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 49

Further readingEdit



From Old Portuguese aquilo, from Vulgar Latin *accum illud, neuter singular of *accum ille.


  • Hyphenation: a‧qui‧lo
  • (file)


aquilo n

(indefinite demonstrative pronoun)

  1. that, that thing (demonstrative)
    Ou isto ou aquilo
    [It's] either this or that (there's no third option)
  2. (obsolete, literature, literary) that sentence; that word, that dictum

Usage notesEdit

Mainly used to represent things yet to be introduced or explained (in contrast with aquele or aquela). Also used with objects rather than people.

See alsoEdit

Portuguese demonstratives (edit)
Pronouns Adverbs
Singular Plural Neuter
Masculine Feminine Masculine Feminine
Proximal X este esta estes estas isto aqui,
de + X deste desta destes destas disto daqui
em + X neste nesta nestes nestas nisto
Medial X esse essa esses essas isso
de + X desse dessa desses dessas disso daí
em + X nesse nessa nesses nessas nisso
Distal X aquele aquela aqueles aquelas aquilo ali,
de + X daquele daquela daqueles daquelas daquilo dali
em + X naquele naquela naqueles naquelas naquilo
a + X àquele àquela àqueles àquelas àquilo
Anaphoric X o a os as
de + X do da dos das
em + X no na nos nas
a + X ao à aos às