Meaning of DIRECTIONAL in English

DIRECTIONAL

transcription, транскрипция: [ daɪrekʃən(ə)l, dɪr- ]

1.

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 highly directional...

ADJ

2.

Directional means relating to the direction in which something is pointing or going. ( TECHNICAL )

Jets of compressed air gave the aircraft lateral and directional stability.

ADJ : usu ADJ n

Collins COBUILD Advanced Learner's English Dictionary.      Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне.