co-directional
21directional wireless — directional wireless, 1. wireless employed to discover position through the direction of messages received or intercepted, as by the navigator of an aircraft or of a ship at sea. 2. wireless in which the waves are sent out in only one direction,… …
22Directional drilling — A horizontal directional drill in operation Directional drilling (or slant drilling) is the practice of drilling non vertical wells. It can be broken down into three main groups: Oilfield Directional Drilling, Utility Installation Directional… …
23Directional derivative — In mathematics, the directional derivative of a multivariate differentiable function along a given vector V at a given point P intuitively represents the instantaneous rate of change of the function, moving through P in the direction of V. It… …
24Directional boring — A small directional boring unit in action Directional boring, commonly called horizontal directional drilling or HDD, is a steerable trenchless method of installing underground pipes, conduits and cables in a shallow arc along a prescribed bore… …
25Directional sound — See sound from ultrasound for a beam of ultrasound that makes audible sound in a restricted target area without a receiving set. Directional Sound refers to the notion of using various devices to create fields of sound which spread less than most …
26Directional Sound — See sound from ultrasound for a beam of ultrasound that makes audible sound in a restricted target area without a receiving set. Directional Sound refers to the notion of using various devices to create fields of sound which spread less than most …
27Directional antenna — Log periodic dipole array A directional antenna or beam antenna is an antenna which radiates greater power in one or more directions allowing for increased performance on transmit and receive and reduced interference from unwanted sources.… …
28Directional Michigan — ESPN s icon Directional Michigan is a term used in college football to describe the three similarly named public universities competing at the Division I Football Bowl Subdivision level in the Mid American Conference s West Division. [… …
29directional — [[t]daɪre̱kʃən(ə)l, dɪr [/t]] 1) ADJ GRADED If something such as a radio aerial, microphone, or loudspeaker is directional, it works most effectively in one direction, rather than equally in all directions at once. [TECHNICAL] Dish aerials are… …
30Directional Radio Tower Stuttgart-Möhringen — The Directional Radio Tower Stuttgart Möhringen is a 93 metre high lattice steel tower for directional radio services of the EnBW AG on the area of the substation Stuttgart Möhringen. The Directional Radio Tower Stuttgart Möhringen was built in… …
