Per*vig`i*la"tion (?), n. [L. pervigilatio, fr. pervigilare.] Careful
watching. [Obs.]
Per"vi*ous (?), a. [L. pervis; per + via a way. See Per-, and Voyage.]
1. Admitting passage; capable of being penetrated by another body or
substance; permeable; as, a pervious soil.
[Doors] . . . pervious to winds, and open every way.
Pope.
2. Capable of being penetrated, or seen through, by physical or mental
vision. [R.]
God, whose secrets are pervious to no eye.
Jer. Taylor.