corpuscle(redirected from Merkel's corpuscle)
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Related to Merkel's corpuscle: Merkel nerve ending
1. any cell or similar minute body that is suspended in a fluid, esp any of the red blood corpuscles (see erythrocyte) or white blood corpuscles (see leucocyte).
2. Anatomy the encapsulated ending of a sensory nerve
3. Physics a discrete particle such as an electron, photon, ion, or atom
A small, rounded body.
An encapsulated sensory-nerve end organ.
A particle of light in the corpuscular theory, corresponding to the photon in the quantum theory.