Cercle

Circle. Hoop (of mast, barrel, etc.). Tire. Age-ring (of tree). Club. Formation in circle for promulgation of orders, for lecture, etc. Grand cercle. Great circle.—Cercle polaire. Arctic or Antarctic circle.—Cercles horaires. Meridians of one hour’s time each. Cercle de visée. Surveying goniometer.—Cercle de visée avec jumelle. Service goniometer on tripod director. —Cercle de point age. Dial of dial sight.— Cercle de point age a bou ole. Dial sight with compa .—Cercle de relévement. Azimuth circle. ’ Cercle de butée. Bearing circle of a pivot.—Cercle d’étoupe. Packing ring.—Cercle de roule ment de galets (de billes). Circular roller (ball bearing) path.—Cercle primitif. Pitch-circle (of gearing)—Cercle-limite. Clearance circle (of a rotating arm, etc.)—Cercle de contact. Piston ring—Cercle a crémaillére. Circular ratchet.— Quart de cercle. Quadrant.—Cercle a calculer. Circular slide rule. Cercle décrit. Turning circle of ship—Cercle de friabilité. Oval formed by intersection of ground with spheroid of rupture (mining).—‘‘ En cercle!’’ “Circle” (equitation). —Cercle arabe. Algerian frontier administrative district.— Cercie vicieux. Vicious circle-—Dis positif en cercle. Circular or oval grouping of trench mortars and their dugouts, etc., in battery—Cercle noir. Aiming disc (musketry).—Cercle militaire. Officers’ club. [p.100]