Artificial intelligent assistant

sun-proof

ˈsun-proof, a.
  [f. sun n.1 + proof a.]
  Proof against the sun; through which the sunlight cannot penetrate; unaffected by the rays of the sun.

1606 Marston Sophonisba iv. i. F j, Thick armes Of darksom Ewe [= yew] (Sun proofe). 1711 Golding Spect. No. 250 ¶2 The Sun-Proof Eye..without blinking at the Lustre of Beauty, can distribute an Eye of proper Complaisance to a Room crowded with Company. c 1820 S. Rogers Italy, Campagna Florence 24 In the shade Of many a tree sun-proof. 1899 Daily Tel. 21 Aug. 7/7 Grey sun-proof vapours.

Oxford English Dictionary

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