fill a gap Definition

gap
noun

1. A break or open space, eg in a fence, etc.

Thesaurus: opening, aperture, space, interval, chink, break, rift, breach, cleft, fissure.
2. A break in time; an interval.

Thesaurus: hiatus, pause, interval, interruption, intermission, stoppage, recess, lacuna, caesura.
3. A difference or disparity.

Example: the generation gap
4. A ravine or gorge.
5a. electronics.
A spark gap;
5b. electronics.
A break in a magnetic circuit.

Idiom: bridge a gap (close a gap, fill a gap, stop a gap)

To make good a deficiency.

Etymology: 14c: Norse, meaning ‘a chasm'.