Skip to Content


Pronunciation: rez'in, roz'


  1. An amorphous, brittle substance consisting of the hardened secretion of various plants, probably derived from a volatile oil and similar to a stearoptene.
  2. A precipitate formed by the addition of water to certain tinctures.
  3. A broad term used to indicate organic substances (often polymeric) insoluble in water; the monomer's subunits are named according to their chemical composition, physical structure, and means of activation or curing, acrylic resin, autopolymer resin.

Synonym(s): rosin

[L. resina]

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.