In a moment (en atomwi). Old word, from a privative and temnw, to cut, indivisible: Scientific word for atom which was considered indivisible, but that was before the day of electrons and protons. Only here in N.T. In the twinkling of an eye (en riph opqalmou). Old word riph from riptw, to throw. Only here in N.T. Used by the Greeks for the flapping of a wing, the buzz of a gnat, the quivering of a harp, the twinkling of a star. At the last trump (en th escath salpiggi). Symbolical, of course. See on 1 Thessalonians 4:16 ; Matthew 24:31 .