Ecart

Distance. Difference. Error, departure. Distance of lapping (wood joint). Ecart en portée. Error in range.—Ecart en direction. Error in line.—Ecart en hauteur. Vertical error.—Ecart caractéristique du canon. Error of the gun.—Ecart moyen. Mean error.—Ecart probable. Probable error (50 per cent. zone — 2 ‘‘ probable errors”’).—Ecart moyen quadrat i que. Mean quadratic error.—Ecart probable pratique. Probable error a umed in practice (14 times probable error on the proving ground),—Ecart total. Total error (viz., 8 probable errors). —Ecart normal. Error (mean or probable) measured on a plane normal to the mean trajectory of the series).—Hcart de la hau e dujour. Difference between range table elevation for distance and gun-range elevation for the conditions of the shoot.—Ecart probable de ja hau e dujour. The connection on map range which is as likely to be greater as it is to be le than the correct gun range (taken as 1/40 the distance to target)—Ecart angulaire. Angular distance between two points. S Faire unécart. Toshy, start (of a horse)—Ecart carré. Butt joint (carpentry).—Ecart double. Lap-joint, scarf (carpentry).—A l’écart. Aside, apart. (393/3069)w @ [p.197]