Penile rigidity | definition of penile rigidity by Medical dictionary
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The ability of the erect penis to resist bending or buckling forces applied to its long axis. The greater its resistance, the more effectively the penis can penetrate during intercourse.
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References in periodicals archive
The relationship of penile rigidity
and intracavernous vascular resistance in potent men during intracavernous pharmacological testing.
Efficacy was evaluated using RigiScanr, a device that measures penile rigidity
is best measured axially with a tonometer, since axial rigidity correlates most accurately with the ability to achieve vaginal penetration.