adjective
EXAMPLES FROM OTHER ENTRIES
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directional signs
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a directional antenna
EXAMPLES FROM CORPUS
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Hooking up a powered antenna by Terk, which amplifies incoming signals and allows greater directional fine-tuning, produced no appreciable improvement.
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It was several preceptors phasing out together, Posi later explained, that threw directional control and some other functions out of kilter.
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Note that both the l.e.d. and phototransistor are very directional - the tops are the sensitive surfaces.
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So, says Daedalus. imagine a Cexspex lens exposed to a bright directional beam of light.