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.
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.
Theterm mass, which survivesin Candlemas, Christmas, Michaelmas, is from the Latin missa, which was in the 3rd century a technical term for the dismissal of any lay meeting, e.g.
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).