Screen \Screen\ (skr[=e]n), v. t. [imp. & p. p. Screened; p. pr. & vb. n. Screening.]

1. To provide with a shelter or means of concealment; to separate or cut off from inconvenience, injury, or danger; to shelter; to protect; to protect by hiding; to conceal; as, fruits screened from cold winds by a forest or hill.

They were encouraged and screened by some who were in high commands. --Macaulay.

2. To pass, as coal, gravel, ashes, etc., through a screen in order to separate the coarse from the fine, or the worthless from the valuable; to sift.

Source: Webster's Revised Unabridged Dictionary (1913)