| redbird | <zoology> The cardinal bird. The summer redbird (Piranga rubra). The scarlet tanager. See Tanager. Source: Websters Dictionary (01 Mar 1998) |
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| redbreast | 1. <zoology> The European robin. The American robin. See Robin. The knot, or red-breasted snipe; called also robin breast, and robin snipe. See Knot. 2. <zoology> The long-eared pondfish. See Pondfish. Source: Websters Dictionary (01 Mar 1998) |
| redbud | <botany> A small ornamental leguminous tree of the American species of the genus Cercis. See Judas tree, under Judas. Source: Websters Dictionary (01 Mar 1998) |
| redcap | 1. <zoology> The European goldfinch. 2. A specter having long teeth, popularly supposed to haunt old castles in Scotland. Source: Websters Dictionary (01 Mar 1998) |
| redd | Nest made in gravel, consisting of a depression dug by a fish for egg deposition (and then filled) and associated gravel mounds. (09 Oct 1997) |
| reddle | <chemical> Red chalk. See Chalk. Origin: From Red; cf. G. Rthel. Cf. Ruddle. Source: Websters Dictionary (01 Mar 1998) |
| redeem | 1. To purchase back; to regain possession of by payment of a stipulated price; to repurchase. "If a man sell a dwelling house in a walled city, then he may redeem it within a whole year after it is sold." (Lev. Xxv. 29) 2. Hence, specifically: To regain by performing the obligation or condition stated; to discharge the obligation mentioned in, as a promissory note, bond, or other evidence of debt; as, to redeem bank notes with coin. 3. To ransom, liberate, or rescue from captivity or bondage, or from any obligation or liability to suffer or to be forfeited, by paying a price or ransom; to ransom; to rescue; to recover; as, to redeem a captive, a pledge, and the like. "Redeem Israel, O God, out of all his troubles." (Ps. Xxv. 22) "The Almighty from the grave Hath me redeemed." (Sandys) 4. Hence, to rescue and deliver from the bondage of sin and the penalties of God's violated law. "Christ hath redeemed us from the curse of the law, being made a curse for us." (Gal. Iii. 13) 5. To make good by performing fully; to fulfill; as, to redeem one's promises. "I will redeem all this on Percy's head." (Shak) 6. To pay the penalty of; to make amends for; to serve as an equivalent or offset for; to atone for; to compensate; as, to redeem an error. "Which of ye will be mortal, to redeem Man's mortal crime?" (Milton) "It is a chance which does redeem all sorrows." (Shak) To redeem the time, to make the best use of it. Origin: F. Redimer, L. Redimere; pref. Red-, re- re- + emere, emptum, to buy, originally, to take, cf. OIr. Em (in comp), Lith. Imti. Cf. Assume, Consume, Exempt, Premium, Prompt, Ransom. Source: Websters Dictionary (01 Mar 1998) |
| redemptionist | A monk of an order founded in 1197; so called because the order was especially devoted to the redemption of Christians held in captivity by the Mohammedans. Synonym: Trinitarian. Source: Websters Dictionary (01 Mar 1998) |
| redemptorist | One of the Congregation of the most Holy Redeemer, founded in Naples in 1732 by St. Alphonsus Maria de Liquori. It was introduced onto the United States in 1832 at Detroit. The Fathers of the Congregation devote themselves to preaching to the neglected, especially. In missions and retreats, and are forbidden by their rule to engage in the instruction of youth. Origin: F. Redemptoriste, fr. L. Redemptor redeemer, from redinere. See Redeem. Source: Websters Dictionary (01 Mar 1998) |
| redeye | <zoology> The rudd. Same as Redfish. The goggle-eye, or fresh water rock bass. Source: Websters Dictionary (01 Mar 1998) |
| redfin | <zoology> A small North American dace (Minnilus cornutus, or Notropis megalops). The male, in the breeding season, has bright red fins. Called also red dace, and shiner. Applied also to Notropis ardens, of the Mississippi valley. Source: Websters Dictionary (01 Mar 1998) |
| redfinch | <zoology> The European linnet. Source: Websters Dictionary (01 Mar 1998) |
| redfish | <zoology> The blueback salmon of the North Pacific; called also nerka. See Blueback. The rosefish. A large California labroid food fish (Trochocopus pulcher); called also fathead. The red bass, red drum, or drumfish. See the Note under Drumfish. Source: Websters Dictionary (01 Mar 1998) |
| redhead | 1. A person having red hair. 2. <ornithology> An American duck (Aythya Americana) highly esteemed as a game bird. It is closely allied to the canvasback, but is smaller and its head brighter red. Called also red-headed duck. American poachard, grayback, and fall duck. The red-headed woodpecker. See Woodpecker. 3. <botany> A kind of milkweed (Asclepias Curassavica) with red flowers. It is used in medicine. Source: Websters Dictionary (01 Mar 1998) |
| redhoop | <ornithology> The male of the European bullfinch. Source: Websters Dictionary (01 Mar 1998) |
| redbug |
harvest mite: larval mite that sucks the blood of vertebrates including human beings causing intense irritation
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| redistribution |
distributing again; "the revolution resulted in a redistribution of wealth"
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| redox |
oxidation-reduction: a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction
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| reduce |
cut down on; make a reduction in; "reduce your daily fat intake"; "The employer wants to cut back health benefits" make less complex; "reduce a problem to a single question" bring to humbler or weaker state or condition; "He reduced the population to slavery" simplify the form of a mathematical equation of expression by substituting one term for another lower in grade or rank or force somebody into an undignified situation; "She reduced her niece to a servant" be the essential element; "The proposal boils down to a compromise" shrink: reduce in size; reduce physically; "Hot water will shrink the sweater"; "Can you shrink this image?" lessen and make more modest; "reduce one's standard of living" make smaller; "reduce an image" deoxidize: to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons narrow or limit; "reduce the influx of foreigners" repress: put down by force or intimidation; "The government quashes any attempt of an uprising"; "China keeps down her dissidents very efficiently"; "The rich landowners subjugated the peasants working the land" undergo meiosis; "The cells reduce" reposition (a broken bone after surgery) back to its normal site abridge: reduce in scope while retaining essential elements; "The manuscript must be shortened" cook until very little liquid is left; "The cook reduced the sauce by boiling it for a long time" dilute: lessen the strength or flavor of a solution or mixture; "cut bourbon" take off weight
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| reducing agent |
a substance capable of bringing about the reduction of another substance as it itself is oxidized; used in photography to lessen the density of a negative or print by oxidizing some of the slackened silver
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| red | small juniper found east of Rocky Mountains having a conic crown, brown bark that peels in shreds, and small sharp needles |
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| red | large valuable arborvitae of northwestern United States |
| red | a communist nation that covers a vast territory in eastern Asia |
| red | clay whose redness results from iron oxide |
| red | plant with nearly leafless stalk topped by an umbellike cluster of red or reddish lavender flowers |
| red | leader of the Oglala who resisted the development of a trail through Wyoming and Montana by the United States government (1822-1909) |
| red | erect to decumbent short-lived perennial having red-purple to pink flowers |
| red | coarse Eurasian plant cultivated for its thick white pungent root |
| red | corals of especially the Mediterranean having pink or red color used for ornaments and jewelry |
| red | the hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and is used for jewelry |
| red | an international organization that cares for the sick or wounded or homeless in wartime |
| red | small red berries used primarily in jams and jellies |