arbuste, n.m., shrub; bush.
arc (ark), n.m., bow, long-bow; (arch.) arch; (geom.) arc, arch; (astron.) arc; (nav.) cambering. Tirer de l’—; to draw the bow. Corde de l’—; bow-string. À portée d’—; within bowshot. Avoir plusieurs cordes à son —; to have more than one string to one’s bow. — en plein cintre; semi-circular arch. — de biais; sloping arch. — en décharge; arch of discharge. —-doubleau (—s-—x); massive rib, chief arch of a vault. — de triomphe; triumphal arch. — diurne; (astron.) diurnal arc. Bander, détendre, l’—; to bend, to unbend, the bow. (fig.) Débander l’— ne guérit pas la plaie; to cease to do mischief does not undo the harm done.
arc-boutant (ar-boo-tān), n.m., (—s-—s) arc-boutant, abutment, arched buttress; prop, shore, supporter; stretcher; ringleader, supporter, chief man in any business; (nav.) sparboom. —s d’un train de carrosse; rods that serve to keep the mainbraces of a coach in place. — de misaine; foresail boom. Grand — (nav.); mainsail boom.
arc-bouter, v.a., to prop, to support, to buttress.
arcade, n.f., arcade; (anat.) arch, vault.
arcane, n.m., (chem.) arcanum, secret, mystery.
arcanson, n.m., colophony, black resin, rosin.
arcasse, n.f., (nav.) buttock of a ship, stern-frame.
arc-doubleau, n.m., groin (of vaults).
arceau, n.m., arch, archway, vault; (nav.) drift-sail.