pediculosis
/pɪˌdɪkjʊˈləʊsɪs/
noun
mass noun Medicine
Infestation with lice.
Origin
Early 19th century: from Latin pediculus ‘louse’ + -osis.
As the day began, I was glad to see that this site was free from pediculosis. Sadly, I'm the louse who has infected the rest of you with the word. Use or steer clear, as you see fit. Depending on your decision, there will be nit picking!