ray-proof adj.

Ayesha began to loose Leo from his ray-proof armour—if so it can be called—and he in turn loosed me.

I’ll work out the formula in the morning for a ray-proof paint and you boys can manufacture it along with the telephonoscope. It’ll be cheap. Everybody can paint every part of his house with it except a little section where he wants to give and receive telephonoscope messages. So we’ll all be happy and private again.

He was safe, for he had perfected his ray-proof costume until tests with the fragment he had secured had proved it one-hundred per cent resistant.

Even the captain, in the shell-proof, shock-proof, and doubly ray-proof retreat of his conning compartment, was equally at a loss.

One of them, noticeable in spite of his ray-proof armour and oxygen mask, pushed his way rapidly along.

Thank heaven I so suspected the full effect of the rays that I prevailed on Wilson and the others to keep their rayproof body[-]shields on until we were more sure.

And we have found that, with a few notable exceptions, even a young Selenite who keeps on breaking the social rules tends also to break the rules that preserve his own life—going out crater-jumping without his rayproof suit or with an empty oxygen bottle—even, when he returns to earth, trying to jump across a busy road.

Wulawand crept toward the steamer trunk and yanked the gold cloth from my award. ‘After Volavont and I suspend this impervious veil in front of the picture tube, we shall be able to watch the program without misadventure.’… ‘I’m famished.’ ‘Myself as well,’ said Wulawand, tucking the ray-proof cloth into her carapace.