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Search Result for "dangerous": 
Wordnet 3.0

ADJECTIVE (2)

1. involving or causing danger or risk; liable to hurt or harm;
- Example: "a dangerous criminal"
- Example: "a dangerous bridge"
- Example: "unemployment reached dangerous proportions"
[syn: dangerous, unsafe]

2. causing fear or anxiety by threatening great harm;
- Example: "a dangerous operation"
- Example: "a grave situation"
- Example: "a grave illness"
- Example: "grievous bodily harm"
- Example: "a serious wound"
- Example: "a serious turn of events"
- Example: "a severe case of pneumonia"
- Example: "a life-threatening disease"
[syn: dangerous, grave, grievous, serious, severe, life-threatening]


The Collaborative International Dictionary of English v.0.48:

Dangerous \Dan"ger*ous\, a. [OE., haughty, difficult, dangerous, fr. OF. dangereus, F. dangereux. See Danger.] 1. Attended or beset with danger; full of risk; perilous; hazardous; unsafe. [1913 Webster] Our troops set forth to-morrow; stay with us; The ways are dangerous. --Shak. [1913 Webster] It is dangerous to assert a negative. --Macaulay. [1913 Webster] 2. Causing danger; ready to do harm or injury. [1913 Webster] If they incline to think you dangerous To less than gods. --Milton. [1913 Webster] 3. In a condition of danger, as from illness; threatened with death. [Colloq.] --Forby. Bartlett. [1913 Webster] 4. Hard to suit; difficult to please. [Obs.] [1913 Webster] My wages ben full strait, and eke full small; My lord to me is hard and dangerous. --Chaucer. [1913 Webster] 5. Reserved; not affable. [Obs.] "Of his speech dangerous." --Chaucer. -- Dan"ger*ous*ly, adv. -- Dan"ger*ous*ness, n. [1913 Webster]
WordNet (r) 3.0 (2006):

dangerous adj 1: involving or causing danger or risk; liable to hurt or harm; "a dangerous criminal"; "a dangerous bridge"; "unemployment reached dangerous proportions" [syn: dangerous, unsafe] [ant: safe] 2: causing fear or anxiety by threatening great harm; "a dangerous operation"; "a grave situation"; "a grave illness"; "grievous bodily harm"; "a serious wound"; "a serious turn of events"; "a severe case of pneumonia"; "a life-threatening disease" [syn: dangerous, grave, grievous, serious, severe, life-threatening]
Moby Thesaurus II by Grady Ward, 1.0:

57 Moby Thesaurus words for "dangerous": alarming, bad, chance, chancy, critical, dangersome, desultory, explosive, fell, fraught with danger, grievous, hairy, haphazard, harmful, hazardous, hit-or-miss, iffy, infirm, insecure, insubstantial, jeopardous, major, menacing, parlous, periculous, perilous, precarious, provisional, random, rickety, risky, serious, shaky, shifting, shifty, slippery, temporary, tentative, threatening, ticklish, treacherous, ugly, uncertain, undependable, unfaithworthy, unhealthy, unreliable, unsafe, unsolid, unsound, unstable, unsteadfast, unsteady, unsubstantial, unsure, untrustworthy, wicked