It is doubtful whether this root meant originally to " cover " or " wipe out "; but probably it is used as a technical term without any consciousness of its etymology.
Here we recognize a technical term of the Avesta - namely, the "Frasho-kereti," that is the reanimation of the world or resurrection of the dead (Darmesteter, op. cit., p. 239).
In modern botany it is a technical term sometimes denoting the lower part of the capsule called pyxidium, attached to the flower stalk in the form of an urn.
As a technical term in theology, it has various shades of meaning according to the degree of authority which is postulated and the nature of the evidence on which it is based.
It belongs to this view to regard the imperfection of things as devoid of real being, and so incapable of being definitely thought or known; accordingly, we find that Plato has no technical term for that in the concrete sensible world which hinders it from perfectly expressing the abstract ideal world, and which in Aristotle's system is distinguished as absolutely formless matter (An).
