Etymology : Middle English enterferen, from Middle French entreferir to strike one another, from Old French, from entre- inter- + ferir to strike, from Latin ferire; more at BORE
Pronunciation : "in-t&(r)-fir
Function : intransitive verb
Date : 15th century
1. impede, obstruct, hinder; meddle, intrude in the affairs of others; collide; block an opposing player (Sports); create interference (Physics, Electronics). 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. férir, fr. l. ferire. see:
ferula.].
2. to come in collision; to be in opposition; to clash; as, interfering claims, or commands.
3. to enter into, or take a part in, the concerns of others; to intermeddle; to interpose. to interfere with party disputes. there was no room for anyone to interfere with his own opinions. warburton.
4. 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.
5. (physics) to act reciprocally, so as to augment, diminish, or otherwise affect one another; -- said of waves, rays of light, heat, etc. see:
interference,.
6. 5. (patent law) to cover the same ground; to claim the same invention.
7. To come in collision; to be in opposition; to clash; as, interfering claims, or commands.
8. To enter into, or take a part in, the concerns of others; to intermeddle; to interpose.
9. 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.
10. To act reciprocally, so as to augment, diminish, or otherwise affect one another; said of waves, rays of light, heat, etc.
11. See Interference, 2.
12. To cover the same ground; to claim the same invention. come between so as to be hindrance or obstacle; "Your talking interferes with my work!".
13. 1. disapproval If you say that someone interferes in a situation, you mean they get involved in it although it does not concern them and their involvement is not wanted. I wish everyone would stop interfering and just leave me alone The UN cannot interfere in the internal affairs of any country.
14. Something that interferes with a situation, activity, or process has a damaging effect on it. Smoking and drinking interfere with your body's ability to process oxygen. to deliberately get involved in a situation where you are not wanted or needed = meddle (entreferir , from ferir ).