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beam aerial

British  

noun

  1. Also called (esp US): beam antenna.  an aerial system, such as a Yagi aerial, having directional properties

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Her canvas catching every wandering beam, Aërial, noiseless, past the glimmering coast She glided like a dream.

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