I do not know the meaning of PREGNAR, it is to find it and don't see it, but pure logic only, must have relationship with PERMEATE and weight that if have meaning in the dictionaries. usual. I think it could be something as: the ability of a substance to another requesting to attend. or ability of something or someone respond or go to the request for another thing or person.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list
