RIVIeRE, r[=e]-vi[=a]r, _n._ a necklace of precious stones, particularly diamonds. [Fr.]
RIVINA, ri-v[=i]'na, _n._ a genus of apetalous plants, the pokeweed family.
RIVING, r[=i]'ving, _n._ the act of separating.--_ns._ RI'VING-KNIFE, a tool for splitting shingles; R[=I]'VING-MACHINE', a machine for splitting wood for hoops.
RIVO, r[=i]'v[=o], _interj._ (_Shak._) a drinking cry.
RIVOSE, r[=i]'v[=o]s, _adj._ furrowed. [L. _rivus_, a stream.]
RIVULARIA, riv-[=u]-l[=a]'ri-a, _n._ a genus of fresh-water algae.
RIVULET, riv'[=u]-let, _n._ a small stream, brook: a geometrid moth.--_adj._ RIV'[=U]LOSE (_bot._), marked with irregular lines. [L.
_rivulus_--_rivus_, a stream.]
RIX-DOLLAR, riks'-dol'ar, _n._ the rigs-daler of Denmark, &c.
RIXY, rik'si, _n._ (_prov._) the sea-swallow.
RIXY, rik'si, _adj._ quarrelsome.--_n._ RIX[=A]'TION, a brawl. [Fr.
_rixe_--L. _rixa_, a quarrel.]
RIZOM, riz'om, _n._ a plume, as of oats.--_adj._ RIZ'OMED (_her._), having grains, as an oat-stalk.
RIZZER, riz'[.e]r, _v.t._ (_Scot._) to dry in the sun.--_n._ a rizzered haddock.
RIZZER, riz'[.e]r, _n._ (_Scot._) a red currant.
RIZZLE, riz'l, _v.t._ (_prov._) to roast imperfectly.
RIZZLE, riz'l, _v.i._ (_prov._) to creep, as ivy.
ROACH, r[=o]ch, _n._ a silvery fresh-water fish: a concave curve in the foot of a square sail.--_v.t._ to arch: to cut short. [O. Fr.
_roche_--Teut.; Ger. _roche_.]
ROACH, r[=o]ch, _n._ a rock: refuse gritty stone.--AS SOUND AS A ROACH, perfectly sound.
ROAD, r[=o]d, _n._ a highway for traffic: (_B._) a plundering excursion.--_ns._ ROAD, ROAD'STEAD, ROADS, a place where ships ride at anchor; ROAD'-[=A]G'ENT, a highwayman: a commercial traveller; ROAD'-BED, the bed or foundation of a road: the whole superstructure thereon; ROAD'-BOOK, a guide-book; ROAD'-CAR, a kind of omnibus; ROAD'-HARR'OW, a machine for dragging over roads out of repair; ROAD'ING, the act of running races with teams; ROAD'-LEV'EL, a plumb-level used in the construction of roads; ROAD'-LOCOM[=O]'TIVE, a road-steamer; ROAD'-MACHINE', a scraper used in road-making; ROAD'MAN, ROADS'MAN, one who keeps a road in repair; ROAD'-MET'AL, broken stones for roads; ROAD'-ROLL'ER, a heavy roller used on a macadamised road; ROAD'-RUN'NER, a large ground-cuckoo; ROAD'-SCR[=A]P'ER, an implement for levelling roads and clearing them of loose stones, &c.; ROAD'SIDE, footpath: wayside; ROAD'STEAD, a place near a shore where vessels may anchor; ROAD'-STEAM'ER, a locomotive with broad wheels for roads; ROAD'STER, a horse for driving or riding on the road: a coach-driver: a bicycle, or tricycle; ROAD'-SURVEY'OR, one who supervises roads; ROAD'WAY, the way or part of a road or street travelled by carriages; ROAD'-WEED, a plant of the genus Plantago.--_adj._ ROAD'WORTHY, fit for the road.--BY THE ROAD, by the highway; ON THE ROAD, travelling; RULE OF THE ROAD, the custom of the country in passing on a highway; TAKE TO THE ROAD, to become a highwayman. [A.S. _rad_, a riding--_rad_, pa.t. of _ridan_, to ride.]
ROAM, r[=o]m, _v.i._ to rove about: to ramble.--_v.t._ to wander over: to range.--_n._ ROAM'ER, a wanderer. [M. E. _romen_, _ramen_; allied to A.S.
_a-r['ae]man_, to spread out, Old High Ger. _r[=a]man_, _r[=a]men_, to direct one's course; the meaning influenced by M. E. _Rome-rennere_, a pilgrim.]
ROAN, r[=o]n, _adj._ having a bay or dark colour, with spots of gray and white: of a mixed colour, with a decided shade of red.--_n._ a roan colour: a roan horse: grained sheepskin leather. [O. Fr. _roan_ (Fr. _rouan_)--Low L. _rufanus_--L. _rufus_, red.]
ROAN-TREE, r[=o]n'-tr[=e]. See _Rowan_.
ROAR, r[=o]r, _v.i._ to utter a full, loud sound: to bellow, as a beast: to cry aloud: to bawl: to guffaw.--_n._ a full, loud sound: the cry of a beast: an outcry of mirth, esp. of laughter.--_ns._ ROAR'ER; ROAR'ING, act or sound of roaring: a disease of horses causing them to roar in breathing.--_adv._ ROAR'INGLY.--ROARING BOYS, swaggerers; ROARING FORTIES, the stormy tract between 49 and 50 N. latitude; ROARING GAME, curling.
[A.S. _rarian_; Mid. High Ger. _r[=e]ran_, Ger. _rohren_, to cry as a stag, to bellow.]
ROAST, r[=o]st, _v.t._ to cook before a fire, or in an oven: to expose a person to ridicule: to parch by exposure to heat: to heat to excess: to dissipate the volatile parts of by heat.--_n._ that which is roasted.--_ns._ ROAS'TER, anything suitable for roasting: a furnace used in making ball soda; ROAS'TER-SLAG, slag from the fifth stage of copper-smelting; ROAS'TING; ROAS'TING-CYL'INDER, a furnace for roasting ore; ROAS'TING-EAR, an ear of maize fit for roasting; ROAS'TING-JACK, an apparatus for turning the spit on which meat is roasted; ROAS'TING-KILN; ROAS'TING-OV'EN; ROAST'-[=I]'RON, a gridiron.--ROASTBEEF PLANT, an iris of Western Europe.--RULE THE ROAST, to domineer. [A.S. _rostian_; cog. with Dut. _roosten_, Ger. _rosten_; or O. Fr. _rostir_ (Fr. _rotir_)--Old High Ger. _r[=o]stan_; or Celt., as Gael. _rost_, W. _rhostio_, Bret. _rosta_, all meaning to roast.]
ROB, rob, _v.t._ to take away from by force or theft: to plunder: to steal: to deprive: (_B._) to withhold what is due.--_v.i._ to commit robbery:--_pr.p._ rob'bing; _pa.t._ and _pa.p._ robbed.--_ns._ ROB'BER, one who robs; ROB'BER-COUN'CIL (_Latrocinium Ephesinum_), the council which met at Ephesus in August 449, under the presidency of Dioscurus, whose horde of fanatical monks by sheer violence carried the restoration of Eutyches--its resolutions were annulled at Chalcedon in 451; ROB'BER-CRAB, a hermit-crab; ROB'BER-FLY, any dipterous insect of the family _Asilidae_; ROB'BER-GULL, the skua; ROB'BERY, theft from the person, aggravated by violence or intimidation: plundering.--ROBBING PETER TO PAY PAUL, paying and repaying out of the same fund: taking what is due to one to pay another. [O. Fr.
_rober_--Old High Ger. _roub[=o]n_, Ger. _rauben_.]
ROB, rob, _n._ the juice of ripe fruit mixed with honey or sugar.
[Fr.,--Sp.,--Ar. _robb_, purified syrup of boiled fruit.]
ROBALO, rob'a-l[=o], _n._ a fish of the genus _Centropomus_. [Sp.,--L.
_labrus_--Gr. _labrax_.]
ROBBIN, rob'in, _n._ a short piece of spun-yarn to fasten the head of a sail: the spring of a carriage: the package in which spices, &c., are exported from the East Indies.
ROBE, r[=o]b, _n._ a gown or outer garment: a dress of dignity or state: a rich dress: a dressed skin: the largest and strongest tobacco-leaves: the early form of the chasuble.--_v.t._ to dress, clothe.--_v.i._ to assume official vestments.--_ns._ ROBE'-DE-CHAM'BRE, a dressing-gown; ROBE'-M[=A]K'ER, a maker of official robes; ROB'ING, the act of putting on ceremonious apparel: a trimming on women's garments; ROB'ING-ROOM, a room in which those wearing official robes, as lawyers, &c., put them on.--MASTER OF THE ROBES, an officer having the charge of the sovereign's robes; THE ROBE, or THE LONG ROBE, the legal profession. [Fr. _robe_, _robbe_; from Old High Ger. _raup_ (Ger. _raub_), booty.]
ROBERD, rob'[.e]rd, _n._ the chaffinch.
ROBERTSMAN, rob'[.e]rts-man, _n._ a stout robber.--Also ROB'ERDSMAN.
ROBIN, rob'in, _n._ the ROB'IN-RED'BREAST, a well-known and widely-spread singing bird of the family _Sylviidae_, with a reddish-orange breast: the red-breasted thrush of North America: the sea-robin or red-breasted merganser: a trimming in front of a dress.--_ns._ ROB'IN-BREAST, the robin-snipe; ROB'IN-DIP'PER, the buffle-headed duck; ROB'INET, a chaffinch: a little robin: a tap; ROB'IN-GOOD'FELLOW, the English name of a domestic spirit or brownie, described as the offspring of a woman and Oberon, king of the fairies: an elf or fairy generally, Puck; ROB'IN-RUN-IN-THE-HEDGE, the ground-ivy: the bed-straw; ROB'IN-SNIPE, the red-breasted sandpiper; ROB'IN'S-RYE, the hair-cap moss. [A familiar form of _Robert_; cf.
_Jack_-daw, _Mag_-pie.]
ROBINIA, r[=o]-bin'i-a, _n._ a genus of leguminous trees and shrubs--the _Locust-tree_, the _False Acacia_, _Thorn Acacia_, often simply Acacia.
[From the Paris gardener Jean _Robin_ (1550-1629).]
ROBLE, r[=o]'bl, _n._ one of the white oaks of California. [Sp.,--L.
_robur_, oak.]
ROBORANT, rob'or-ant, _adj._ giving strength.--_n._ a strengthening medicine.--_adj._ ROB[=O]'REOUS, like oak, strong. [L. _robor[=a]re_, to strengthen.]
ROBURITE, rob'[=u]-r[=i]t, _n._ a flameless explosive, composed of chlorinated dinitro-benzene mixed with sufficient ammonium nitrate to completely oxidise it.
ROBUST, r[=o]-bust', _adj._ of great strength or vigour: requiring strength: rude, rough.--_adj._ ROBUST'IOUS (_Milt._), violent, rough.--_adv._ ROBUST'IOUSLY.--_n._ ROBUST'IOUSNESS.--_adv._ ROBUST'LY.--_n._ ROBUST'NESS. [Fr.,--L. _robustus_--_robur_, oak.]
ROC, rok, _n._ an immense fabulous bird, able to carry off an elephant--also ROK, RUC, RUKH.--ROC'S EGG, a mare's nest. [Pers. _rukh_.]
ROCAILLE, r[=o]-kal'-ye, _n._ a scroll ornament of the eighteenth century.
ROCAMBOLE, rok'am-b[=o]l, _n._ a plant of the same genus with garlic, onion, leek, &c., long cultivated in kitchen-gardens.--Also ROK'AMBOLE.
ROCCELLA, rok-sel'a, _n._ a genus of parmeliaceous lichens, yielding dyers'
archil or orchil.--_adjs._ ROCCEL'LIC, ROCCEL'LINE. [Cf. _Archil._]
ROCCUS, rok'us, _n._ a genus of serranoid fishes, including the rock-fish or striped bass of the United States.
ROCHEA, r[=o]'k[=e]-a, _n._ a genus of plants of the order _Crassulaceae_.
[From the botanist _Laroche_.]
ROCHELLE-POWDER, r[=o]-shel'-pow'd[.e]r, _n._ seidlitz-powder.--_n._ ROCHELLE'-SALT, the popular name of the tartrate of soda and potash discovered in 1672 by a _Rochelle_ apothecary named Seignette.