circulum
form analysis and translation based on Perseus (Version 2010):

ACC S M | GEN P M
circulus N	a circular figure, circle

Helmut Schmid's TreeTagger with Latin data by Gabriele Brandolini: circulus N:acc
Georges, Ausführliches lateinisch-deutsches Handwörterbuch, 8. Aufl. (1913)
circulus, ī, m. (Demin. v. circus), die beschriebene Kreislinie, der umgebende Kreis, Ring, I) übh. circulus aut orbis, qui κύκλος Graece dicitur, Cic.: coronae modici circuli, von mäßigem Umkreis, Liv.: c. aurei coloris, Plin.: virgā alqm amplo circulo includere, Iustin.: priusquam hoc circulo excedas, Liv.: egredi finito arenae (show full text)
Lewis & Short, A latin dictionary (1879)
circulus, circŭlus, i, m. (contr. circlus, like vinclum = vinculum, Verg. G. 3, 166) [kindred with κίρκος, κύκλος, circinus], a circular figure, a circle: circulus aut orbis, qui κύκλος Graece dicitur, Cic. N. D. 2, 18, 47: muri exterior, Liv. 36, 9, 12: circulus ad speciem (show full text)
Gaffiot, Dictionnaire latin-français (2016, ex 1934), merci à G. Gréco, M. De Wilde, B. Maréchal, K. Ôkubo!
circulum circŭlum, ī, n., c. circulus : Gloss. 3, 368, 74.
circulus circŭlus, ī, m. (circus), 1 cercle : Cic. Nat. 2, 47 || cercle, zone du ciel : Varro L. 9, 18 ; circulus lacteus Plin. 18, 230, la voie lactée || révolution d'un astre : stellæ circulos suos conficiunt Cic. Rep. 6, 15, (show full text)
Дворецкий И.Х., Отличный латинско-русский словарь (1976)
circulus circulus, i m (стяж. circlus) [demin. к circus] 1) окружность, круг (c. aut orbis C); параллельный круг (segmenta mundi, quae nostri circulos appellavere, Graeci parallelos PM): lacteus c. PM (тж. lacteus orbis C) Млечный Путь; c. signifer Vtr зодиак; 2) пояс, зона (caelum dividitur (show full text)
DuCange, Glossarium mediae et infimae latinitatis (1883-7)
CIRCULUS, Hominum coetus collectus, vox Latinis Scriptoribus frequens. S. Hieronym.: Dum audientiam et Circulum lumina jam in plateis accensa solverent, etc. S. Augustin. lib. de Utilitate credendi cap. 9: Dic mihi utrum si quis fabellam libenter audiret,... vel in convivio, vel in aliquo Circulo, ullove consessu, videretur ne tibi (show full text)
CIRCULUS,² Piscis genus. Tract. de Piscibus cap. 103. ex Cod. reg. 6838. C: Circulus a nostris morrude ab ore, quia mourre vocant os cum prominentibus labris, Galli rouget, Santones perlon, Massilienses galline, Agathenses rondele a corporis rotunditate, Neapolitani Cocchou quasi coccygem, maris Illyrici accolae organo a voce. Musculos magnos (show full text)
CIRCULUS,³ Circullus, Orbis ex ligno aut ferro, quo vasa lignea cinguntur; Italis, Cerchio, Gall. Cerceau. Stat. bonon. ann. 1250-67. tom. ii. pag. 282: Ordinamus quod nullus tabernarius vel habens canipam debeat retinere ramum aulive nec alicujus arboris fructifere, sed circulum et garbolam cum ramo arboris non producentis fructum debeat (show full text)
Schuetz, Thomas-Lexikon, 2. Aufl. (1895)
circulus a) Kreis, Kreisbahn, Kreislauf im buchstäblichen Sinne: alia erit circulus, et alia triangulus, 4 phys. 23 o; aliquis circulus est minor et tardior, 2 cael. 11 f. Zu ferri circulo, circulum & secundum circulum → ferre sub c; zu generare c. → generare. Quadratura circuli (cg. I. 66; (show full text)
Latinitatis medii aevi lexicon Bohemorum (thanks to the Centre for Classical Studies at the Institute of Philosophy of the Czech Academy of Sciences (www.ics.cas.cz/en)) (2017)
circulus 1. circulus, -i, m. script. et form.: cyr- |(1404) ArchPr 317 f.4v|; -la (acc. pl. n.) v. infra 1 a linea rotunda, orbis – kružnice, kruh b (show full text)
circulus 2. circulus v. circuleus
Köbler, Gerhard, Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter (thanks to the author, http://www.koeblergerhard.de/Mittellatein-HP/VorwortMlat-HP.htm) (2010)
circulus circulus, circlus, cerclus, circuellus, quirculus, lat., M.: nhd. Kreis, Kreislinie, Kreisbahn, Kreisfläche, Scheibe, Parallelkreis, Ring, Reifen (M.), Umfang, Kringel, Krone, Diadem, kreisförmige Einfassung, Rand, Kreislauf, Umkreis, Bereich, Schutzring, Umlaufszeit, Gegend, Verlauf, Rundbau, Haarkranz, Zirkelschluss, Bezirk, Kugel, Sphäre, Knolle; mlat.-nhd. Wachsstock; ÜG.: ahd. biskiht Gl, (bogo) N, (show full text)