hor|i|zon|tal

hor|i|zon|tal «_HR uh ZON tuhl, _HOR-», adjective, noun.

–adj.

1. parallel to the horizon; at right angles to a vertical line: »

The ground was horizontal to the flagpole.

2. flat; level: »

the vast horizontal prairie of America.

3. measured in a line parallel to the horizon: »

a horizontal distance.

4. placed, acting, or working wholly or mainly in a horizontal direction: »

a horizontal boiler.

5. of or having to do with the horizon; on or near the horizon.

6. so organized as to include only one stage in production or one group of people or crafts: »

horizontal trusts. Carpenters and plumbers belong to horizontal unions.

7. of or having to do with the series of sounds which form a melody, especially in a contrapuntal composition.

–n.

a horizontal line, plane, direction, or position.

–hor´i|zon´tal|ly, adverb.

–hor´i|zon´tal|ness, noun.