Dis·tend v. t. [imp. & p. p. Distended; p. pr. & vb. n. Distending.]
1. To extend in some one direction; to lengthen out; to stretch. [R.]
But say, what mean those colored streaks in heaven
Distended as the brow of God appeased? --Milton.
2. To stretch out or extend in all directions; to dilate; to enlarge, as by elasticity of parts; to inflate so as to produce tension; to cause to swell; as, to distend a bladder, the stomach, etc.
The warmth distends the chinks. --Dryden.
Syn: -- To dilate; expand; enlarge; swell; inflate.