Let's Compare Mucous and Phlegm


The mucous membranes (or mucosae; singular mucosa) are linings of mostly endodermal origin, covered in epithelium, which are involved in absorption and secretion.

mucous adj : of or secreting or covered with or resembling mucus; "mucous tissue"; "mucous glands of the intestine" [syn: {mucose}]

Mucous \Mu"cous\, a. [L. mucosus, fr. mucus mucus.] 1. Of, pertaining to, or resembling, mucus; slimy, ropy, or stringy, and lubricous; as, a mucous substance. [1913 Webster] 2. Secreting a slimy or mucigenous substance; as, the mucous membrane. [1913 Webster] {Mucous membrane}. (Anat.) See under {Membrane}. {Mucous patches} (Med.), elevated patches found in the mucous membranes of the mouth and anus, usually due to syphilis. {Mucous tissue} (Anat.), a form of connective tissue in an early stage of development, found in the umbilical cord and in the embryo, and also in certain tumors called myxomata. [1913 Webster]


Phlegm (; "inflammation, humour caused by heat") is a liquid secreted by the mucous membranes of mammalians.

phlegm n 1: apathy demonstrated by an absence of emotional reactions [syn: {emotionlessness}, {impassivity}, {impassiveness}, {indifference}, {stolidity}, {unemotionality}] 2: expectorated matter; saliva mixed with discharges from the respiratory passages; in ancient and medieval physiology it was believed to cause sluggishness [syn: {sputum}] 3: inactivity; showing an unusual lack of energy [syn: {languor}, {lethargy}, {sluggishness}]

112 Moby Thesaurus words for "phlegm": acedia, aloofness, apathy, ataraxia, ataraxy, benumbedness, blah, blahs, boredom, calmness, chyle, colostrum, comatoseness, composure, coolness, detachment, discharge, disinterest, dispassion, drowsiness, dullness, enervation, ennui, fatigue, gleet, heartlessness, heaviness, hebetude, hopelessness, humor, ichor, impassivity, imperturbability, inanimation, inappetence, indifference, insensibility, insouciance, jadedness, lachryma, lack of appetite, lackadaisicalness, lactation, languidness, languishment, languor, languorousness, lassitude, lenitude, lentor, lethargicalness, lethargy, leukorrhea, lifelessness, listlessness, lymph, matter, milk, mucor, mucus, nonchalance, numbness, oscitancy, passiveness, passivity, peccant humor, phlegmaticalness, phlegmaticness, plucklessness, purulence, pus, resignation, resignedness, rheum, saliva, sangfroid, sanies, satedness, self-possession, serous fluid, serum, sleepiness, sloth, slothfulness, slowness, sluggishness, snot, somnolence, sopor, soporifousness, spiritlessness, spunklessness, stoicism, stolidity, stupefaction, stupor, supineness, suppuration, sweat, tear, teardrop, the whites, torpidity, torpidness, torpitude, torpor, unconcern, unresponsiveness, urine, weariness, withdrawnness, world-weariness

Phlegm \Phlegm\, n. [F. phlegme, flegme, L. phlegma, fr. Gr. ? a flame, inflammation, phlegm, a morbid, clammy humor in the body, fr. ? to burn. Cf. {Phlox}, {Flagrant}, {Flame}, {Bleak}, a., and {Fluminate}.] 1. One of the four humors of which the ancients supposed the blood to be composed. See {Humor}. --Arbuthnot. [1913 Webster] 2. (Physiol.) Viscid mucus secreted in abnormal quantity in the respiratory and digestive passages. [1913 Webster] 3. (Old Chem.) A watery distilled liquor, in distinction from a spirituous liquor. --Crabb. [1913 Webster] 4. Sluggishness of temperament; dullness; want of interest; indifference; coldness. [1913 Webster] They judge with fury, but they write with phlegm. --Pope. [1913 Webster]

Data Sources:

  • mucous: WordNet (r) 2.0
  • mucous: The Collaborative International Dictionary of English v.0.44
  • phlegm: WordNet (r) 2.0
  • phlegm: Moby Thesaurus II by Grady Ward, 1.0
  • phlegm: The Collaborative International Dictionary of English v.0.44

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Your Comparisons - Mucous And Phlegm