pinch out

Verb

 * 1) To remove the shoots of a plant:
 * 2) the leading shoot in order to encourage a bushy habit
 * 3) a plant's side shoots
 * 4)  For a distinct body of rock between underlying and overlying strata, to thin out and come to an end, so that the strata above come to lie on the strata below.

Translations

 * Greek:

Noun

 * 1)  A volume of rock or oil trapped or isolated between strata that have pinched it out.