quadratus

From Latin quadratus, perfect passive participle of quadro (“I make square”).

• (Received Pronunciation) IPA^(key): /kwɒˈdreɪ.təs/
• (General American) IPA^(key): /kwɑˈdreɪ.təs/
• Hyphenation: qua‧dra‧tus
• Rhymes: -eɪtəs

quadratus (plural quadrati)

1. (anatomy) Any of several roughly square or rectangular muscles, e.g. in the abdomen, thigh, and eye socket.

• pronator quadratus
• quadratus femoris
• quadratus lumborum
• quadratus plantae

• “quadratus”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.

Perfect passive participle of quadrō (“make square”).

• (Classical) IPA^(key): /kʷaˈdraː.tus/, [kʷäˈd̪räːt̪ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /kwaˈdra.tus/, [kwäˈd̪räːt̪us]

quadrātus (feminine quadrāta, neuter quadrātum, adverb quadrātē or quadrātim); first/second-declension participle

1. square, squared, having been made square, made into a square shape

   quadrāta Rōma ― square Rome (called such because of its ancient shape)

   pēs quadrātus ― square foot (0,0876 m²)

   littera quadrāta ― capital letter

2. (mathematics) (of a number) square

   quadrātus numerus ― square number

3. proportionate, regular, well made, vigorous

   quadrāta statūra ― average height

   quadrātī boves ― vigorous oxen

First/second-declension adjective.

quadrātus m (genitive quadrātī); second declension

1. a square, quadrate
2. (mathematics) a square number

   Synonym: quadrātus numerus

Second-declension noun.

• (square): quadrātum, quadrum

• quadrātārius
• quadrātiō

• “quadratus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “quadratus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• quadratus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• quadratus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “quadratus”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• “quadratus”, in William Smith, editor (1848), A Dictionary of Greek and Roman Biography and Mythology, London: John Murray