- An example of interfere is to throw rocks in the middle of someone's running path.
- An example of interfere is to jump in when other people are having a disagreement.
intransitive verb-·fered′, -·fer′ing
- to knock one foot or leg against the other: said of a horse
- to come into collision or opposition; clash; conflict
- to come in or between for some purpose; intervene
- to meddle
- Law to claim priority for an invention, as when two or more applications for its patent are pending
- Physics to affect each other by interference: said of two waves or streams of vibration
- to create interference in reception
- Sports to be guilty of interference
Origin of interfereOld French (s')entreferir, to strike (each other) from entre-, inter- + férir from Classical Latin ferire, to strike from Indo-European base an unverified form bher- from source bore
intransitive verbin·ter·fered, in·ter·fer·ing, in·ter·feres
- To be or create a hindrance or obstacle: The rain interfered with our plans to go on a picnic.
- Sports To perform an act of interference.
- To intervene or intrude in the affairs of others; meddle.
- To strike one hoof against the opposite hoof or leg while moving. Used of a horse.
- Physics & Electronics To cause interference.
Origin of interfereMiddle English enterferen from Old French s'entreferer to strike one another entre- between ( from Latin inter- ; see inter- . ) ferir to strike ( from Latin ferīre )
(third-person singular simple present interferes, present participle interfering, simple past and past participle interfered)
- (intransitive) To get involved or involve oneself, causing disturbance.
- I always try not to interfere with other people’s personal affairs.
- (intransitive, physics) (of waves) To be correlated with each other when overlapped or superposed.
- Correlated waves interfere to produce interesting patterns, while uncorrelated waves overlap without interfering.
- Where the radio-wave signals of the two radio stations interfere the listener hears nothing but noise.
- (mostly of horses) To strike one foot against the opposite foot or ankle in using the legs.
Old French entreferir, from entre- + ferir (“to hit, to strike”), itself from the Latin verb ferio.