he tried to explain the directional trends of modern science.
Examples of directional
directional
The new device has a full QWERTY keyboard, a directional pad, and a touchscreen.
From the techcrunch.com
Press right or left on the directional pad to put it in your right or left hand.
From the kentucky.com
Highway and directional signage are white lettering on blue or green background.
From the en.wikipedia.org
Both screens are controlled via their own directional pad on the steering wheel.
From the techcrunch.com
Villeinage was not, however, a purely uni-directional exploitative relationship.
From the en.wikipedia.org
Co-directional replication-transcription conflicts lead to replication restart.
From the sciencedaily.com
Directional antennas transmit mobile phone signals over the rooftops of Zurich.
From the sciencedaily.com
Must be able to operate underground equipment including directional bore machine.
From the jobview.monster.com
Directional antennae, unlike the omnidirectional sort, transmit on a narrow beam.
From the economist.com
More examples
Relating to or indicating directions in space; "a directional microphone"
(Directionals) Your car's turn signals.
(Directionals (aka Cardinals or Compass Rose)) the arms that extend out at 90 degree angles from a central collar that slides down over the installation rod and indicate direction (north, south, east and west). ...
A directional card is a must for every large out-of-town occasion, especially weddings. The directional includes instructions on how to get to the ceremony and reception. Oftentimes, directionals also include suggested hotels and restaurants.
A kite board that looks like a small windsurfer board or surfboard with footstraps. A directional usually has 3 footstraps. It rides best in one direction and has definite nose and tail ends. A directional board is typically 150 to 220 cm in length.
Said of a ramp where left-turning movements are handled by left exits instead of flyovers or loops from the right.
Of a microphone: sensitive to sounds coming from one direction only. Microphones have varying response patterns, from extremely directional through cardioid (a heart-shaped response) and figure of eight (responding only to sounds coming from two opposite sides, useful for dialogue and interviews ...
Station transmitting signal in a preordained pattern so as to protect other stations on the same or adjacent frequency.
Protection placed to prevent a following or toproping climber from swinging on a route that involves a traverse or overhang.