regio

Learned borrowing from Latin regiō. Doublet of region.

regio (plural regiones)

1. (astronomy, geology, planetary geology) Any large area of a planet or moon that is strongly differentiated from neighbouring areas by colour or albedo.
2. (Ancient Rome) A district of a city.
   • 1907, Ronald M. Burrows, The Discoveries In Crete, page 27:

     The British School has unearthed a city of continuous houses, more than 400 feet long by 350 broad, whose many blocks or "insul[ae]" might seem almost to need the more elaborate grouping of the "regiones" of Pompeii.

• Ogier, orgie

Borrowed from Latin regio.

• IPA^(key): /ˈreː.ɣi.oː/

• Audio:

  (file)

• Hyphenation: re‧gio
• Rhymes: -eːɣioː

regio f (plural regio's or regionen, diminutive regiootje n)

1. region

   Synonym: gebied

• euregio
• woonregio

• regionaal

• → Indonesian: regio

• groei

Either directly borrowed or through Dutch regio, from Latin regio. Doublet of region.

• IPA^(key): /reˈɡi.o/, [reˈɡi.o]

régio (plural regio-regio)

1. (anatomy, technical) region a place in or a part of the body in any way indicated

   Synonym: daerah

   regio abdomen ― abdominal region

• “regio”, in Kamus Besar Bahasa Indonesia [Great Dictionary of the Indonesian Language] (in Indonesian), Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016

From Latin rēgius.

• IPA^(key): /ˈrɛ.d͡ʒo/
• Rhymes: -ɛdʒo
• Hyphenation: rè‧gio

regio (feminine regia, masculine plural regi, feminine plural regie)

1. (uncommon or literary) royal

   Synonyms: reale, regale

2. (figurative) grand, excellent

• regio in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana

• erigo, orgie, orige

• (Classical Latin) IPA^(key): [ˈrɛ.ɡi.oː]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈrɛː.d͡ʒi.o]

From regō +‎ -iō.

regiō f (genitive regiōnis); third declension

1. direction, line
2. boundary line, boundary
3. region, district, province
4. ground
5. (figuratively) sphere, department
6. opposite, on the other side (e + regione + genitive or dative)
   • c. 52 BCE, Julius Caesar, Commentarii de Bello Gallico VII.25:

     e regione turris

     opposite the turret

Third-declension noun.

• “regio”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “regio”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• "regio", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• “regio”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
• Carl Meißner; Henry William Auden (1894), Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • an inland region; the interior: terra (regio) mediterranea
    
  • in a straight line: recta (regione, via); in directum
    
  • geography: terrarum or regionum descriptio (geographia)
    
  • geographical knowledge: regionum terrestrium aut maritimarum scientia
    
  • to entertain, regale a person: accipere aliquem (bene, copiose, laute, eleganter, regio apparatu, apparatis epulis)
    
  • to reconnoitre the ground: loca, regiones, loci naturam explorare
    
• “regio”, in Harry Thurston Peck, editor (1898), Harper’s Dictionary of Classical Antiquities, New York: Harper & Brothers
• regio in Ramminger, Johann (16 July 2016 (last accessed)), Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700‎^[2], pre-publication website, 2005-2016
• “regio”, in William Smith, editor (1854, 1857), A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
• “regio”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin
• Dizionario Latino-Italiano Olivetti Media

rēgiō

1. dative/ablative masculine/neuter singular of rēgius

• IPA^(key): /ˈrexjo/ [ˈre.xjo]
• Rhymes: -exjo
• Syllabification: re‧gio

Borrowed from Latin rēgius. Doublet of real.

regio (feminine regia, masculine plural regios, feminine plural regias)

1. royal, regal

   Synonym: real

2. (Mexico) Monterreyan, born in Monterrey, clipping of regiomontano

   Synonym: regiomontano

Borrowed from Italian regio.

regio

1. (Panama, Andes, Southern Cone) excellently

regio (feminine regia, masculine plural regios, feminine plural regias)

1. (Nicaragua, Panama, Ecuador, Peru, Southern Cone) stupendous

   Synonyms: bacán, bárbaro, chévere, estupendo, excelente, guay

2. (Nicaragua, Puerto Rico, Andes, Southern Cone) stunning; gorgeous

• “regio”, 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