horizontal plane
1Horizontal plane — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
2Horizontal plane — In astronomy, geography, geometry and related sciences and contexts, a plane is said to be horizontal at a given point if it is locally perpendicular to the gradient of the gravity field, i.e., with the direction of the gravitational force (per… …
3horizontal plane — 1. see plana horizontalia. 2. in dentistry, 3. a plane passing through a tooth at right angles to its long axis …
4Frankfort horizontal plane — Frank·fort hor·i·zon·tal plane fraŋk fərt .hȯr ə zänt əl , .här n a plane used in craniometry that is determined the highest point on the upper margin of the opening of each external auditory canal and the low point on the lower margin of the… …
5Horizontal — Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or contained in a… …
6Horizontal drill — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
7Horizontal engine — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
8Horizontal fire — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
9Horizontal force — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
10Horizontal line — Horizontal Hor i*zon tal, a. [Cf. F. horizontal.] 1. Pertaining to, or near, the horizon. Horizontal misty air. Milton. [1913 Webster] 2. Parallel to the horizon; on a level; as, a horizontalline or surface. [1913 Webster] 3. Measured or… …
