angle (subs.) Copy link • angle (subs.): angŭlus: an obtuse a., a. obtusus, Lucr.: an acute a., a. acutus, Plin.: equal (or right) a.s, pares anguli, Cic.: a right a., a. normalis, Quint.: the meridian cuts the horizon at right a.s, meridianus circulus horizonta rectis angulis secat, Sen.: the a.s of walls, anguli parietum, Plin. (Vitruvius expresses this by the one word, versūrae): a small a., angellus, Lucr.