—v.t. 1. to form or place in strata or layers.
2. to preserve or germinate (seeds) by placing them between layers of earth.
3. Sociol.to arrange in a hierarchical order, esp. according to graded status levels.
—v.i. 1. to form strata.
2. Geol.to lie in beds or layers.
3. Sociol.to develop hierarchically, esp. as graded status levels.