What is "selenol"

n. (context organic chemistry English) any compound, of general formula RSeH, the selenium analogues of alcohols

Selenols are organic compounds that contain the functional group with the connectivity C–Se–H. Selenols are sometimes also called selenomercaptans and selenothiols. Selenols are one of the principal classes of organoselenium compounds. The best known member is the amino acid selenocysteine.