INTERFERE
interfere
(verb) come between so as to be hindrance or obstacle; “Your talking interferes with my work!”
intervene, step in, interfere, interpose
(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?”
Source: WordNet® 3.1
Etymology
Verb
interfere (third-person singular simple present interferes, present participle interfering, simple past and past participle interfered)
(intransitive) To get involved or involve oneself, causing disturbance.
(intransitive, physics) (of waves) To be correlated with each other when overlapped or superposed.
(mostly of horses) To strike one foot against the opposite foot or ankle in using the legs.
(intransitive, followed by "with") To sexually molest, especially of a child.
Source: Wiktionary
In`ter*fere", v. i. [imp. & p. p. Interfered; p. pr. & vb. n.
Interfering.] Etym: [OF. entreferir to strike each other; entre
between (L. inter) + OF. ferir to strike, F. férir, fr. L. ferire.
See Ferula.]
1. To come in collision; to be in opposition; to clash; as,
interfering claims, or commands.
2. To enter into, or take a part in, the concerns of others; to
intermeddle; to interpose.
To interfere with party disputes. Swift.
There was no room for anyone to interfere with his own opinions. Bp.
Warburton.
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.
4. (Physics)
Definition: To act reciprocally, so as to augment, diminish, or otherwise
affect one another; -- said of waves, rays of light, heat, etc. See
Interference, 2.
5. (Patent Law)
Definition: To cover the same ground; to claim the same invention.
Syn.
– To interpose; intermeddle. See Interpose.
Source: Webster’s Unabridged Dictionary 1913 Edition