The pillar of light was moving closer, enveloping everything in its path.
The guns of that battery were being fired continually one after another with a deafening roar, enveloping the whole neighborhood in powder smoke.
The nucellus is a cellular tissue enveloping one large cell, the embryo-sac or macrospore.
The aureola, when enveloping the whole body, is generally oval or elliptical in form, but is occasionally circular or quatrefoil.
The spore-cell multiplies by division, while the enveloping cell is nutrient and protective.