'Severe' definitions:

Definition of 'severe'

(from WordNet)
adjective
Intensely or extremely bad or unpleasant in degree or quality; "severe pain"; "a severe case of flu"; "a terrible cough"; "under wicked fire from the enemy's guns"; "a wicked cough" [syn: severe, terrible, wicked]
adjective
Very strong or vigorous; "strong winds"; "a hard left to the chin"; "a knockout punch"; "a severe blow" [syn: hard, knockout, severe]
adjective
Severely simple; "a stark interior" [syn: austere, severe, stark, stern]
adjective
Unsparing and uncompromising in discipline or judgment; "a parent severe to the pitch of hostility"- H.G.Wells; "a hefty six-footer with a rather severe mien"; "a strict disciplinarian"; "a Spartan upbringing" [syn: severe, spartan]
adjective
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]
adjective
Very bad in degree or extent; "a severe worldwide depression"; "the house suffered severe damage"

Definition of 'Severe'

From: GCIDE
  • Severe \Se*vere"\, a. [Compar. Severer; superl. Severest.] [L. severus; perhaps akin to Gr. ??? awe, ??? revered, holy, solemn, Goth. swikns innocent, chaste: cf. F. s['e]v[`e]re. Cf. Asseverate, Persevere.]
  • 1. Serious in feeling or manner; sedate; grave; austere; not light, lively, or cheerful. [1913 Webster]
  • Your looks alter, as your subject does, From kind to fierce, from wanton to severe. --Waller. [1913 Webster]
  • 2. Very strict in judgment, discipline, or government; harsh; not mild or indulgent; rigorous; as, severe criticism; severe punishment. "Custody severe." --Milton. [1913 Webster]
  • Come! you are too severe a moraler. --Shak. [1913 Webster]
  • Let your zeal, if it must be expressed in anger, be always more severe against thyself than against others. --Jer. Taylor. [1913 Webster]
  • 3. Rigidly methodical, or adherent to rule or principle; exactly conformed to a standard; not allowing or employing unneccessary ornament, amplification, etc.; strict; -- said of style, argument, etc. "Restrained by reason and severe principles." --Jer. Taylor. [1913 Webster]
  • The Latin, a most severe and compendious language. --Dryden. [1913 Webster]
  • 4. Sharp; afflictive; distressing; violent; extreme; as, severe pain, anguish, fortune; severe cold. [1913 Webster]
  • 5. Difficult to be endured; exact; critical; rigorous; as, a severe test. [1913 Webster]
  • Syn: Strict; grave; austere; stern; morose; rigid; exact; rigorous; hard; rough; harsh; censorious; tart; acrimonious; sarcastic; satirical; cutting; biting; keen; bitter; cruel. See Strict. [1913 Webster] -- {Se*vere"ly}, adv. -- {Se*vere"ness}, n. [1913 Webster]

Synonyms of 'severe'

From: Moby Thesaurus