interfering factor

noun
UK /ˌɪntəˈfɪərɪŋ ˈfæktə/
US /ˌɪntərˈfɪrɪŋ ˈfæktər/

Something that gets in the way and makes it harder for a thing to happen.

The loud noise was an interfering factor that made it hard for the students to concentrate.


OTHER MEANINGS

2. A condition in an experiment that can change the results if it is not controlled.

The scientist kept the room at a steady temperature so heat would not be an interfering factor.

3. Something that disrupts a signal, such as noise in a radio or phone call.

Bad weather can be an interfering factor for satellite signals.

4. A personal or outside issue that affects how someone performs a task.

Being tired was an interfering factor in his test score.