perpendicular


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perpendicular

1. at right angles to a horizontal plane
2. denoting, relating to, or having the style of Gothic architecture used in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
3. Geometry a line or plane perpendicular to another
4. any instrument used for indicating the vertical line through a given point
5. Mountaineering a nearly vertical face
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Perpendicular

Line or plane that meets another at right angles.

perpendicular

[¦pər·pən¦dik·yə·lər]
(mathematics)
Geometric objects are perpendicular if they intersect in an angle of 90°.
References in periodicals archive ?
With perpendicular screw orientation, angular deflection is limited by the more eccentrically placed screw, as screw offset within the hole results in earlier impingement with angulation.
The Earth's axis is tipped 23.5 degrees to the perpendicular of the plane of its orbit.
This puts the microstrip circuit perpendicular to the E-field of the waveguide mode.
To begin with, a perpendicular is drawn from the point where the two smaller semi-circles meet.
Specimens for Product A.--Bending specimens parallel and perpendicular to the panel length were cut separately from the standard panels.
When a microtubule entered this channel from a perpendicular path, the negatively charged microtubule turned toward the positive end of the electric field.
Alps realized even higher recording density for the recording surface of the write head through the use of the vertical recording system that has been proven to boost recording density, and by shifting from the previous longitudinal system to the perpendicular system.
Example: If the plant foot on a wide receiver's pattern is supposed to be perpendicular to the new direction, then make sure it is perpendicular, not diagonal.
A non-zero value of R due to the [e.sup.-] polarization component, which is perpendicular to the plane spanned by the spin of the decaying neutron and the electron momentum, would signal a violation of time reversal symmetry and thus physics beyond the Standard Model.
* One inch disk drives with capacities of 8-10 GB using perpendicular recording will be available by the second half of 2005