Butt riveting, riveting in which the ends or edges of plates form a
butt joint, and are fastened together by being riveted to a narrow
strip which covers the joint. -- Chain riveting, riveting in which the
rivets, in two or more rows along the seam, are set one behind the
other. -- Crossed riveting, riveting in which the rivets in one row are
set opposite the spaces between the rivets in the next row. -- Double
riveting, in lap riveting, two rows of rivets along the seam; in butt
riveting, four rows, two on each side of the joint. -- Lap riveting,
riveting in which the ends or edges of plates overlap and are riveted
together.
Ri*vose" (?), a. [From L. rivus a brook, channel.] Marked with sinuate
and irregular furrows.
Riv"u*let (?), n. [Earlier rivolet, It. rivoletto, a dim. fr. rivolo,
L. rivulus, dim. of rivus a brook. CF. Rival, Rite.] A small stream or
brook; a streamlet.
By fountain or by shady rivulet He sought them.
Milton.
Rix*a"tion (?), n. [L. rixari, p. p. rixatus, to brawl, fr. rixa a
quarrel.] A brawl or quarrel. [Obs.]
||Rix*a"trix (?), n. [L.] (Old Eng. Law) A scolding or quarrelsome
||woman; a scold. Burrill.
||Rix"da`ler (?), n. A Dutch silver coin, worth about $1.00.
Rix"-dol`lar (?), n. [Sw. riksdaler, or Dan. rigsdaler, or D.
rijksdaalder, or G. reichsthaler, literally, dollar of the empire or
realm, fr. words akin to E. rich, and dollar. See Rich, Dollar.] A name
given to several different silver coins of Denmark, Holland, Sweden,,
NOrway, etc., varying in value from about 30 cents to $1.10; also, a
British coin worth about 36 cents, used in Ceylon and at the Cape of
Good Hope. See Rigsdaler, Riksdaler, and Rixdaler.
Most of these pieces are now no longer coined, but some remain in
circulation.
Riz"zar (?), v. t. [Etymol. uncertain.] To dry in the sun; as, rizzared
haddock. [Scot.]
Roach (?), n. (Zoöl.) A cockroach.
Roach, n. [OE. rroche; cf. AS. reohha, D. rog, roch, G. roche, LG.
ruche, Dan. rokke ray, Sw. rocka, and E. ray a fish.] 1. (Zoöl.) (a) A
European fresh-water fish of the Carp family (Leuciscus rutilus). It is
silver-white, with a greenish back. (b) An American chub (Semotilus
bullaris); the fallfish. (c) The redfin, or shiner.
2. (Naut.) A convex curve or arch cut in the edge of a sail to prevent
chafing, or to secure a better fit.
As sound as a roach [roach perhaps being a corruption of a F. roche a
rock], perfectly sound.
Roach, v. t. 1. To cause to arch.
2. To cut off, as a horse's mane, so that the part left shall stand
upright.
Roach"-backed` (?), a. Having a back like that of roach; -- said of a
horse whose back a convex instead of a concave curve.
Road (?), n. [AS. rd a riding, that on which one rides or travels, a
road, fr. rdan to ride. See Ride, and cf. Raid.] 1. A journey, or stage
of a journey. [Obs.]
With easy roads he came to Leicester.
Shak.