apto

Clipping of aptophilia.

• enPR: ăpt′ə
• (Received Pronunciation, General American, Canada, General Australian) IPA^(key): /ˈæpt.ə/; (also Received Pronunciation) /ˈapt.ə/
• (New Zealand) IPA^(key): /ˈɛpt.ə/
• (Scotland) IPA^(key): /ˈapt.ə/, /ˈapt.ʌ/
• (India) IPA^(key): /ˈa(ː)pʈ.o/
• Rhymes: -æptə
• Hyphenation: apt‧o

apto (uncountable)

1. Clipping of aptophilia.

• “apto”, in OneLook Dictionary Search.

• (Classical Latin) IPA^(key): [ˈap.toː]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈap.to]
• Hyphenation: ap‧tō

From aptus (“suitable, fitting”) +‎ -ō, or from apiō (“to fasten”) +‎ -tō.

aptō (present infinitive aptāre, perfect active aptāvī, supine aptātum); first conjugation

1. to fasten, fit, apply, adjust
2. to adapt, accommodate, fit
3. to make ready, prepare

• Asturian: atar
• Galician: atar
• Italian: attare, ⇒ riattare
• Portuguese: atar, aptar
• Spanish: atar, aptar

See the etymology of the corresponding lemma form.

aptō

1. dative/ablative masculine/neuter singular of aptus

• “apto”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “apto”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• “apto”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.

• R. E. Latham, D. R. Howlett, & R. K. Ashdowne, editors (1975–2013), “apto”, in Dictionary of Medieval Latin from British Sources‎^[1], London: Oxford University Press for the British Academy, →ISBN, →OCLC

Borrowed from Latin aptus, perfect passive participle of apō.

• Rhymes: (Brazil, Portugal) -aptu, (Brazil) -apitu
• Hyphenation: ap‧to, a‧pto

apto (feminine apta, masculine plural aptos, feminine plural aptas)

1. apt (fitted or qualified to do something)

apto m (plural aptos, feminine apta, feminine plural aptas)

1. someone who is apt to do something

apto m (plural aptos)

2. abbreviation of apartamento (“apartment”)

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

• IPA^(key): /ˈabto/ [ˈaβ̞.t̪o]
• Rhymes: -abto
• Syllabification: ap‧to

Borrowed from Latin aptus, perfect passive participle of apō.

apto (feminine apta, masculine plural aptos, feminine plural aptas)

1. suitable; capable, able; fit

   Synonyms: adecuado, apropiado, calificado, capaz, competente, conveniente, diestro, eficaz, hábil, idóneo, mañoso, preparado, suficiente

   Antonyms: inapto, incapaz, incompetente, inepto, suspenso

See the etymology of the corresponding lemma form.

apto

1. first-person singular present indicative of aptar

• “apto”, 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