pruritus

n. itching, itchiness (Medicine)

An itch (Latin: pruritus) is a sensation felt on an area of skin that causes a person or animal to desire to scratch that area. Itching can be related to anything from dry skin to cancer.
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Pruritus /pru·ri·tus/ itching.prurit´ic pruritus a´ni intense chronic itching in the anal region. pruritus hiema´lis xerotic eczema. [more]Pruritus - Community and Resources

Noun
1. an intense itching sensation that can have various causes (as by allergies or infection or lymphoma or jaundice etc.)
(hypernym) itch, itchiness, itching
(hyponym) pruritus ani

(n.)
Itching.