Gap?
gap
[gap]
noun, verb, gapped, gap·ping.
–noun
1.
a break or opening, as in a fence, wall, or military line; breach: We found a gap in the enemy's line of fortifications.
2.
an empty space or interval; interruption in continuity; hiatus: a momentary gap in a siren's wailing; a gap in his memory.
3.
a wide divergence or difference; disparity: the gap between expenses and income; the gap between ideals and actions.
4.
a difference or disparity in attitudes, perceptions, character, or development, or a lack of confidence or understanding, perceived as creating a problem: the technology gap; a communications gap.
5.
a deep, sloping ravine or cleft through a mountain ridge.
6.
Chiefly Midland and Southern U.S. a mountain pass: the Cumberland Gap.
7.
Aeronautics . the distance between one supporting surface of an airplane and another above or below it.
–verb (used with object)
8.
to make a gap, opening, or breach in.
–verb (used without object)
9.
to come open or apart; form or show a gap.