red

American Heritage® Dictionary of the English Language, Fourth Edition

1. 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.
2. n. A pigment or dye having a red hue.
3. n. Something that has a red hue.
4. n. A Communist.
5. n. A revolutionary activist.
6. adj. Having a color resembling that of blood.
7. adj. Reddish in color or having parts that are reddish in color: a red dog; a red oak.
8. adj. Having a reddish or coppery skin color.
9. adj. Offensive Of or being a Native American.
10. adj. Having a ruddy or flushed complexion: red with embarrassment.
11. adj. Communist.
12. idiom. in the red Operating at a loss; in debt.

Century Dictionary and Cyclopedia

1. Of a bright, warm color resembling that of blood or of the highest part of the primary rainbow. See II.
2. Ultra-radical; revolutionary; violent: from the use of a red flag as a revolutionary emblem: as, a red republican.
3. A book containing the names of all the persons in the service of the state.
4. The Peerage. See peerage, 3.
5. Synonyms Flashing, claming, fiery, bloody.
6. n. A color more or less resembling that of blood or the lower end of the spectrum. Red is one of the most general color-names, and embraces colors ranging in hue from rose aniline to scarlet iodide of mercury and red lead. A red yellower than vermilion is called scarlet; one much more purple is called crimson. A very dark red, if pure or crimson, is called maroon; if brownish, chestnut or chocolate. A pale red—that is, one of low chroma and high luminosity—is called a pink, ranging from rose-pink, or pale crimson, to salmon-pink, or pale scarlet.
7. n. A red pigment. The most useful reds for painting are carmine, obtained from the cochineal-insect; the lakes and madders, of vegetable origin; vermilion, chromered, Indian red, and burnt sienna.
8. n. An object of a red color, as wine, gold, etc.
9. n. Specifically, a red cent. See under I.
10. n. A red republican (which see, under republican).
11. n. plural The catamenial discharges; menses.
12. To make red; redden.
13. A dialectal form of rid.
14. To put in order; tidy: often with up: as, to red up a house or one's self.
15. To disentangle; clear; put a stop to, as a quarrel, by interference; adjust.
16. To separate, as two combatants.
17. n. In coal-mining, rubbish; attle; waste.
18. n. The nest of a fish; a trench dug by a fish in which to spawn.
19. n. An obsolete or dialectal form of read.
20. n. A form of re- used before vowels.
21. 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.
22. 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.
23. n. In archery: The second and next to the innermost circle of the target, which is colored red.
24. 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.
25. n. A chocolate-colored compound, C₁₂H_uO₇, found in cinchona-bark, and also formed when an ammoniacal solution of quinotannic acid stands exposed to the air.
26. n. Same as azococcine, 1.
27. n. Same as ponceau 3RB.

Wiktionary

1. adj. Having red as its colour.
2. adj. Of hair, having an orange-brown colour; ginger.
3. adj. Leftwing, socialist, or communist.
4. adj. US, modern Supportive of or dominated by the Republican Party.
5. adj. US, modern Of, pertaining to, or run by (a member of) the Republican Party.
6. adj. UK Supportive of the Labour Party.
7. adj. Germany, politics Related to the Social Democratic Party.
8. adj. astronomy Of the lower-frequency region of the (typically visible) part of the electromagnetic spectrum which is relevant in the specific observation.
9. n. countable and uncountable 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.
10. n. countable A revolutionary socialist or (most commonly) a Communist; (usually capitalized) a Bolshevik, a supporter of the Bolsheviks in the Russian Civil War.
11. n. countable, snooker One of the 15 red balls used in snooker, distinguished from the colours.
12. n. countable and uncountable Red wine.
13. n. slang The drug secobarbital; a capsule of this drug.
14. n. informal A red light (a traffic signal)
15. v. archaic Simple past tense and past participle of rede.
16. v. colloquial alternative spelling of redd.
17. v. transitive, Pennsylvania alternative spelling of redd.

GNU Webster's 1913

1. imp. & p. p. of read.
2. v. Prov. Eng. & Scot. To put on order; to make tidy; also, to free from entanglement or embarrassement; -- generally with up.
3. 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.
4. n. The color of blood, or of that part of the spectrum farthest from violet, or a tint resembling these.
5. n. A red pigment.
6. n. (European Politics), Cant An abbreviation for Red Republican. See under Red, a.
7. n. (Med.) The menses.

WordNet 3.0

1. adj. characterized by violence or bloodshed
2. n. red color or pigment; the chromatic color resembling the hue of blood
3. n. the amount by which the cost of a business exceeds its revenue
4. adj. (especially of the face) reddened or suffused with or as if with blood from emotion or exertion
5. n. emotionally charged terms used to refer to extreme radicals or revolutionaries
6. 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
7. n. a tributary of the Mississippi River that flows eastward from Texas along the southern boundary of Oklahoma and through Louisiana