distend(redirected from distender)
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to expand outward owing to pressure from within.
v. dis·tended, dis·tending, dis·tends
To swell out or expand, especially from internal pressure: The puppies ate until their stomachs distended.
To cause to expand, especially from internal pressure; dilate: Fluid distends a blister.
dis·ten′si·ble (dĭ-stĕn′sə-bəl) adj.
Etymology: L, distendere, to stretch
to enlarge or dilate something.
distend(dĭ-stĕnd′) [L. distendere, to stretch out]
1. To stretch out.
2. To become inflated.