Skip to Content


Pronunciation: an′ă-log


  1. A compound that resembles another in structure but is not necessarily an isomer (5-fluorouracil is an analogue of thymine); analogues are often used to block enzymatic reactions by combining them with enzymes (isopropyl thiogalactoside vs. lactose).
  2. One of two organs or parts in different species of animals or plants that differ in structure or development but are similar in function.

[G. analogos, proportionate]

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.