Definitions
1.adjectiveAdmitting passage; capable of being penetrated by another body or substance; permeable."a pervious soil"
2.adjectiveAccepting of new ideas.
3.adjectiveCapable of being penetrated, or seen through, by physical or mental vision.
4.adjectiveCapable of penetrating or pervading.
5.adjectiveOpen; perforate, as applied to the nostrils of birds