'Interfere' definitions:

Definition of 'interfere'

(from WordNet)
verb
Come between so as to be hindrance or obstacle; "Your talking interferes with my work!"
verb
Get involved, so as to alter or hinder an action, or through force or threat of force; "Why did the U.S. not intervene earlier in WW II?" [syn: intervene, step in, interfere, interpose]

Definition of 'Interfere'

From: GCIDE
  • Interfere \In`ter*fere"\, v. i. [imp. & p. p. Interfered; p. pr. & vb. n. Interfering.] [OF. entreferir to strike each other; entre between (L. inter) + OF. ferir to strike, F. f['e]rir, fr. L. ferire. See Ferula.] [1913 Webster]
  • 1. To come in collision; to be in opposition; to clash; -- usually used with with; as, interfering claims, or commands; workers in a crowded shop may interfere with each other's activity. [1913 Webster +PJC]
  • 2. To enter into, or take a part in, the concerns of others; to intermeddle; to interpose; -- used with in or with; as, to interfere with the way I raise my children. [1913 Webster +PJC]
  • To interfere with party disputes. --Swift. [1913 Webster]
  • There was no room for anyone to interfere with his own opinions. --Bp. Warburton. [1913 Webster]
  • 3. To strike one foot against the opposite foot or ankle in using the legs; -- sometimes said of a human being, but usually of a horse; as, the horse interferes. [1913 Webster]
  • 4. (Physics) To act reciprocally, so as to augment, diminish, or otherwise affect one another; -- said of waves, rays of light, heat, etc. See Interference, 2. [1913 Webster]
  • 5. (Patent Law) To cover the same ground; to claim the same invention; as, to interfere with another patent. [1913 Webster]
  • Syn: To interpose; intermeddle. See Interpose. [1913 Webster]

Synonyms of 'interfere'

From: Moby Thesaurus