1.  cold(n = noun.state) common cold - a mild viral infection involving the nose and respiratory passages (but not the lungs); "will they never find a cure for the common cold?"

2.  cold(n = noun.attribute) coldness, frigidity, frigidness, low temperature - the absence of heat; "cold is a vasoconstrictor"; "come in out of the cold"; "the coldness made our breath visible"
Derived form adjective cold₁

3.  cold(n = noun.cognition) coldness - the sensation produced by low temperatures; "he shivered from the cold"; "the cold helped clear his head"
Derived form adjective cold₁

1.  cold(a = adj.all) - having a low or inadequate temperature or feeling a sensation of coldness or having been made cold by e.g. ice or refrigeration; "a cold beer"; "a cold climate"; "a cold room"; "cold fingers"; "dinner has gotten cold"; "if you are cold, turn up the heat"
Antonym: hot
Derived form noun cold₂, noun cold₃, noun coldness₁

2.  cold(a = adj.all) - extended meanings; especially of psychological coldness; without human warmth or emotion; "a cold and unaffectionate person"; "a cold impersonal manner"; "a cold unfriendly nod"; "cold logic"; "the concert left me cold"
Antonym: hot
Derived form noun coldness₂

3.  cold(s = adj.all) - having lost freshness through passage of time; "a cold trail"; "dogs attempting to catch a cold scent"

4.  cold(s = adj.all) - (color) giving no sensation of warmth; "a cold bluish grey"

5.  cold(s = adj.all) - marked by errorless familiarity; "had her lines cold before rehearsals started"

6.  cold(s = adj.all) dusty, moth-eaten, stale - lacking originality or spontaneity; no longer new; "moth-eaten theories about race"; "stale news"

7.  cold(s = adj.all) - so intense as to be almost uncontrollable; "cold fury gripped him"

8.  cold(s = adj.all) frigid - sexually unresponsive; "a frigid woman"; "was cold to his advances"
Derived form noun coldness₂

9.  cold(s = adj.all) cold-blooded, inhuman, insensate - without compunction or human feeling; "cold-blooded killing"; "in cold blood"; "insensate destruction"

10.  cold(s = adj.all) - feeling or showing no enthusiasm; "a cold audience"; "a cold response to the new play"
Derived form noun coldness₂

11.  cold(s = adj.all) - unconscious from a blow or shock or intoxication; "pass out cold"; "the boxer was out cold"

12.  cold(s = adj.all) - of a seeker; far from the object sought;

13.  cold(s = adj.all) - lacking the warmth of life; "cold in his grave"

1.  Deprived of heat, or having a low temperature; not warm or hot; gelid; frigid. Milton. [1913 Webster]

2.  Lacking the sensation of warmth; suffering from the absence of heat; chilly; shivering; as, to be cold. [1913 Webster]

3.  Not pungent or acrid. Bacon [1913 Webster]

4.  Wanting in ardor, intensity, warmth, zeal, or passion; spiritless; unconcerned; reserved. [1913 Webster]

5.  Unwelcome; disagreeable; unsatisfactory. Shak. [1913 Webster]

6.  Wanting in power to excite; dull; uninteresting. [1913 Webster]

7.  Affecting the sense of smell (as of hunting dogs) but feebly; having lost its odor; as, a cold scent. [1913 Webster]

8.  Not sensitive; not acute. [1913 Webster]

9.  Distant; -- said, in the game of hunting for some object, of a seeker remote from the thing concealed. [1913 Webster]

10.  Having a bluish effect. Cf. Warm, 8. [1913 Webster]

1.  The relative absence of heat or warmth. [1913 Webster]

2.  The sensation produced by the escape of heat; chilliness or chillness. [1913 Webster]

3.  A morbid state of the animal system produced by exposure to cold or dampness; a catarrh. [1913 Webster]

   To become cold. Chaucer. [1913 Webster]

cold, adj., n., & adv.
--adj.
1 of or at a low or relatively low temperature, esp. when compared with the human body.
2 not heated; cooled after being heated.
3 (of a person) feeling cold.
4 lacking ardour, friendliness, or affection; undemonstrative, apathetic.
5 depressing, dispiriting, uninteresting (cold facts).
6 a dead. b colloq. unconscious.
7 colloq. at one's mercy (had me cold).
8 sexually frigid.
9 (of soil) slow to absorb heat.
10 (of a scent in hunting) having become weak.
11 (in children's games) far from finding or guessing what is sought.
12 without preparation or rehearsal.
--n.
1 a the prevalence of a low temperature, esp. in the atmosphere. b cold weather; a cold environment (went out into the cold).
2 an infection in which the mucous membrane of the nose and throat becomes inflamed, causing running at the nose, sneezing, sore throat, etc.
--adv. esp. US completely, entirely (was stopped cold mid-sentence).

Idiom:
catch a cold 1 become infected with a cold.
2 encounter trouble or difficulties. cold call sell goods or services by making unsolicited calls on prospective customers by telephone or in person. cold cathode a cathode that emits electrons without being heated. cold chisel a chisel suitable for cutting metal. cold comfort poor or inadequate consolation. cold cream ointment for cleansing and softening the skin. cold cuts slices of cold cooked meats. cold feet colloq. loss of nerve or confidence. cold frame an unheated frame with a glass top for growing small plants. cold front the forward edge of an advancing mass of cold air. cold fusion nuclear fusion at room temperature esp. as a possible energy source. cold shoulder a show of intentional unfriendliness. cold-shoulder v.tr. be deliberately unfriendly to. cold sore inflammation and blisters in and around the mouth, caused by a virus infection.
cold storage
1 storage in a refrigerator or other cold place for preservation.
2 a state in which something (esp. an idea) is put aside temporarily. cold sweat a state of sweating induced by fear or illness. cold table a selection of dishes of cold food.
cold turkey US sl.
1 a series of blunt statements or behaviour.
2 abrupt withdrawal from addictive drugs; the symptoms of this. cold war a state of hostility between nations without actual fighting.
cold wave
1 a temporary spell of cold weather over a wide area.
2 a kind of permanent wave for the hair using chemicals and without heat. in cold blood without feeling or passion; deliberately, ruthlessly. out in the cold ignored, neglected. throw (or pour) cold water on be discouraging or depreciatory about.

Derivative:
coldish adj. coldly adv. coldness n.

Etymology:
OE cald f. Gmc, rel. to L gelu frost

N  feebleness, feeble, bald, tame, meager, jejune, vapid, bland, trashy, lukewarm, cold, frigid, poor, dull, dry, languid, colorless, enervated, proposing, prosy, prosaic, unvaried, monotonous, weak, washy, wishy- washy, sketchy, slight, careless, slovenly, loose, lax (negligent), slipshod, slipslop, inexact, puerile, childish, flatulent, rambling.

N  indifference, neutrality, coldness, anaphrodisia, unconcern, insouciance, nonchalance, want of interest, want of earnestness, anorexy, anorexia, inappetency, apathy, supineness, disdain, recklessness, inattention, anaphrodisiac, antaphrodisiac, lust-quencher, passion-queller, indifferent, cold, frigid, lukewarm, cool, cool as a cucumber, unconcerned, insouciant, phlegmatic, pococurante, easygoing, devil-may- care, careless, listless, lackadaisical, half-hearted, unambitious, unaspiring, undesirous, unsolicitous, unattracted, aloof, unapproachable, remote, uncaring, unattractive, unalluring, undesired, undesirable, uncared for, unwished, unvalued, all one to, insipid, vain, for aught one cares, Int, never mind, Who cares? whatever you like, whatever, I couldn't care less, I could care less, anything will do, es macht nichts.

N  enmity, hostility, unfriendliness, discord, bitterness, rancor, alienation, estrangement, dislike, hate, heartburning, animosity, malevolence, inimical, unfriendly, hostile, at enmity, at variance, at daggers drawn, at open war with, up in arms against, in bad odor with, on bad terms, not on speaking terms, cool, cold, cold hearted, estranged, alienated, disaffected, irreconcilable.

N  malevolence, bad intent, bad intention, unkindness, diskindness, ill nature, ill will, ill blood, bad blood, enmity, hate, malignity, malice, malice prepense, maliciousness, spite, despite, resentment, uncharitableness, incompassionateness, gall, venom, rancor, rankling, virulence, mordacity, acerbity churlishness, hardness of heart, heart of stone, obduracy, cruelty, cruelness, brutality, savagery, ferity, ferocity, barbarity, inhumanity, immanity, truculence, ruffianism, evil eye, cloven foot, torture, vivisection, ill turn, bad turn, affront, outrage, atrocity, ill usage, intolerance, persecution, tender mercies, unkindest cut of all, malevolent, unbenevolent, unbenign, ill-disposed, ill-intentioned, ill-natured, ill-conditioned, ill-contrived, evil-minded, evil- disposed, black-browed, malicious, malign, malignant, rancorous, despiteful, spiteful, mordacious, caustic, bitter, envenomed, acrimonious, virulent, unamiable, uncharitable, maleficent, venomous, grinding, galling, harsh, disobliging, unkind, unfriendly, ungracious, inofficious, invidious, uncandid, churlish, surly, sullen, cold, cold-blooded, cold-hearted, black-hearted, hard-hearted, flint-hearted, marble-hearted, stony-hearted, hard of heart, unnatural, ruthless, relentless, cruel, brutal, brutish, savage, savage as a bear, savage as a tiger, ferine, ferocious, inhuman, barbarous, barbaric, semibarbaric, fell, untamed, tameless, truculent, incendiary, bloodthirsty, atrocious, bloodyminded, fiendish, fiendlike, demoniacal, diabolic, diabolical, devilish, infernal, hellish, Satanic, Tartaran, malevolently, with bad intent, cruel as death, hard unkindness' alter'd eye, homo homini lupus, mala mens, malus animus, rich gifts wax poor when givers prove unkind, sharp-tooth'd unkindness.

N  cold, coldness, frigidity, inclemency, fresco, winter, depth of winter, hard winter, Siberia, Nova Zembla, wind- chill factor, ice, snow, snowflake, snow crystal, snow drift, sleet, hail, hailstone, rime, frost, hoar frost, white frost, hard frost, sharp frost, barf, glaze, lolly, icicle, thick-ribbed ice, fall of snow, heavy fall, iceberg, icefloe, floe berg, glacier, nev_ee, serac, pruina, freezing mixture, dry ice, liquid nitrogen, liquid helium, chilliness, chill, shivering, goose skin, horripilation, rigor, chattering of teeth, numbness, frostbite, cold, cool, chill, chilly, icy, gelid, frigid, algid, fresh, keen, bleak, raw, inclement, bitter, biting, niveous, cutting, nipping, piercing, pinching, clay-cold, starved, chilled to the bone, shivering, aguish, transi de froid, frostbitten, frost-bound, frost-nipped, cold as a stone, cold as marble, cold as lead, cold as iron, cold as a frog, cold as charity, cold as Christmas, cool as a cucumber, cool as custard, icy, glacial, frosty, freezing, pruinose, wintry, brumal, hibernal, boreal, arctic, Siberian, hyemal, hyperborean, hyperboreal, icebound, frozen out, unwarmed, unthawed, lukewarm, tepid, isocheimal, isocheimenal, isocheimic, frozen, numb, frost-bitten, coldly, bitterly, pierre fendre, cold, coldness, frigidity, inclemency, fresco, winter, depth of winter, hard winter, Siberia, Nova Zembla, wind- chill factor, ice, snow, snowflake, snow crystal, snow drift, sleet, hail, hailstone, rime, frost, hoar frost, white frost, hard frost, sharp frost, barf, glaze, lolly, icicle, thick-ribbed ice, fall of snow, heavy fall, iceberg, icefloe, floe berg, glacier, nev_ee, serac, pruina, freezing mixture, dry ice, liquid nitrogen, liquid helium, chilliness, chill, shivering, goose skin, horripilation, rigor, chattering of teeth, numbness, frostbite, cold, cool, chill, chilly, icy, gelid, frigid, algid, fresh, keen, bleak, raw, inclement, bitter, biting, niveous, cutting, nipping, piercing, pinching, clay-cold, starved, chilled to the bone, shivering, aguish, transi de froid, frostbitten, frost-bound, frost-nipped, cold as a stone, cold as marble, cold as lead, cold as iron, cold as a frog, cold as charity, cold as Christmas, cool as a cucumber, cool as custard, icy, glacial, frosty, freezing, pruinose, wintry, brumal, hibernal, boreal, arctic, Siberian, hyemal, hyperborean, hyperboreal, icebound, frozen out, unwarmed, unthawed, lukewarm, tepid, isocheimal, isocheimenal, isocheimic, frozen, numb, frost-bitten, coldly, bitterly, pierre fendre.

N  achromatism, decoloration, discoloration, pallor, pallidness, pallidity, paleness, etiolation, neutral tint, monochrome, black and white, uncolored &c (color), colorless, achromatic, aplanatic, etiolate, etiolated, hueless, pale, pallid, palefaced, tallow-faced, faint, dull, cold, muddy, leaden, dun, wan, sallow, dead, dingy, ashy, ashen, ghastly, cadaverous, glassy, lackluster, discolored, light-colored, fair, blond, white, pale as death, pale as ashes, pale as a witch, pale as a ghost, pale as a corpse, white as a corpse.

N  blueness, blue, garter-blue, watchet, ultramarine, smalt, cobalt, cyanogen, Prussian blue, syenite blue, bice, indigo, zaffer, lapis lazuli, sapphire, turquoise, indicolite, blueness, bluishness, bloom, blue, azure, cerulean, sky-blue, sky-colored, sky-dyed, cerulescent, powder blue, bluish, atmospheric, retiring, cold.