from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The hue of the long-wave end of the visible spectrum, evoked in the human observer by radiant energy with wavelengths of approximately 630 to 750 nanometers; any of a group of colors that may vary in lightness and saturation and whose hue resembles that of blood; one of the additive or light primaries; one of the psychological primary hues.
  • n. A pigment or dye having a red hue.
  • n. Something that has a red hue.
  • n. A Communist.
  • n. A revolutionary activist.
  • adj. Having a color resembling that of blood.
  • adj. Reddish in color or having parts that are reddish in color: a red dog; a red oak.
  • adj. Having a reddish or coppery skin color.
  • adj. Offensive Of or being a Native American.
  • adj. Having a ruddy or flushed complexion: red with embarrassment.
  • adj. Communist.
  • idiom in the red Operating at a loss; in debt.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having red as its colour.
  • adj. Of hair, having an orange-brown colour; ginger.
  • adj. Leftwing, socialist, or communist.
  • adj. Supportive of or dominated by the Republican Party.
  • adj. Of, pertaining to, or run by (a member of) the Republican Party.
  • adj. Supportive of the Labour Party.
  • adj. Related to the Social Democratic Party.
  • adj. Of the lower-frequency region of the (typically visible) part of the electromagnetic spectrum which is relevant in the specific observation.
  • n. Any of a range of colours having the longest wavelengths, 670 nm, of the visible spectrum; a primary additive colour for transmitted light: the colour obtained by subtracting green and blue from white light using magenta and yellow filters.
  • n. A revolutionary socialist or (most commonly) a Communist; (usually capitalized) a Bolshevik, a supporter of the Bolsheviks in the Russian Civil War.
  • n. One of the 15 red balls used in snooker, distinguished from the colours.
  • n. Red wine.
  • n. The drug secobarbital; a capsule of this drug.
  • n. A red light (a traffic signal)
  • v. Simple past tense and past participle of rede.
  • v. Alternative spelling of redd.
  • v. Alternative spelling of redd.

from the GNU version of the Collaborative International Dictionary of English

  • imp. & p. p. of read.
  • adj. Of the color of blood, or of a tint resembling that color; of the hue of that part of the rainbow, or of the solar spectrum, which is furthest from the violet part.
  • n. The color of blood, or of that part of the spectrum farthest from violet, or a tint resembling these.
  • n. A red pigment.
  • n. An abbreviation for Red Republican. See under Red, a.
  • n. The menses.
  • transitive v. To put on order; to make tidy; also, to free from entanglement or embarrassement; -- generally with up.

from The Century Dictionary and Cyclopedia

  • Of a bright, warm color resembling that of blood or of the highest part of the primary rainbow. See II.
  • Ultra-radical; revolutionary; violent: from the use of a red flag as a revolutionary emblem: as, a red republican.
  • A book containing the names of all the persons in the service of the state.
  • The Peerage. See peerage, 3.
  • Synonyms Flashing, claming, fiery, bloody.
  • n. A color more or less resembling that of blood or the lower end of the spectrum.
  • n. A red pigment.
  • n. An object of a red color, as wine, gold, etc.
  • n. Specifically, a red cent. See under I.
  • n. A red republican (which see, under republican).
  • n. plural The catamenial discharges; menses.
  • To make red; redden.
  • A dialectal form of rid.
  • To put in order; tidy: often with up: as, to red up a house or one's self.
  • To disentangle; clear; put a stop to, as a quarrel, by interference; adjust.
  • To separate, as two combatants.
  • A semi-official publication issued quarterly in China, and there called the “Complete Book of the Girdle-wearers,” containing lists of all the officials and gentry of the country, together with details of place of birth, etc.
  • n. In archery: The second and next to the innermost circle of the target, which is colored red.
  • n. An arrow which hits this circle; a hit in the red. Such a hit counts 7 by the present method of scoring. In old archery the innermost circle was sometimes colored red.
  • n. A chocolate-colored compound, C12HuO7, found in cinchona-bark, and also formed when an ammoniacal solution of quinotannic acid stands exposed to the air.
  • n. Same as azococcine, 1.
  • n. Same as ponceau 3RB.
  • n. In coal-mining, rubbish; attle; waste.
  • n. The nest of a fish; a trench dug by a fish in which to spawn.
  • n. An obsolete or dialectal form of read.
  • n. A form of re- used before vowels.
  • n. A suffix of Anglo-Saxon origin, meaning ‘condition,’ ‘state,’ occurring in hatred, kindred (for *kinred), gossipred, etc. It is analogous to -hood, which has taken its place in a few instances, as in brotherhood, neighborhood.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. characterized by violence or bloodshed
  • n. red color or pigment; the chromatic color resembling the hue of blood
  • n. the amount by which the cost of a business exceeds its revenue
  • adj. (especially of the face) reddened or suffused with or as if with blood from emotion or exertion
  • n. emotionally charged terms used to refer to extreme radicals or revolutionaries
  • adj. of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies
  • n. a tributary of the Mississippi River that flows eastward from Texas along the southern boundary of Oklahoma and through Louisiana


Middle English, from Old English rēad; see reudh- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Old English rēad, from Proto-Germanic *raudaz (compare West Frisian read, Dutch rood, German rot, Danish rød), from Proto-Indo-European *h₁roudʰós, from the root *h₁rewdʰ- (compare Welsh rhudd, Latin ruber, rufus, Tocharian A/B rtär/ratre, Ancient Greek ἐρυθρός (erythrós), Albanian pruth ("redhead"), Old Church Slavonic рудъ (rudŭ), Lithuanian raúdas, Avestan raoidita, Sanskrit रुधिर (rudhirá) 'red, bloody'). (Wiktionary)
From the archaic verb rede. (Wiktionary)
From Old English hreddan ("to save, to deliver, recover, rescue"), from Proto-Germanic *hradjanan. (Wiktionary)
Middle English, from Middle Low German, compare Dutch redden. (Wiktionary)



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