Definition of adamantane in English:


Pronunciation /ˌadəˈmanteɪn/


  • A crystalline hydrocarbon, occurring naturally in petroleum deposits, whose molecule consists of three fused cyclohexane rings. Also: any substituted derivative of this compound, especially (Pharmacology) one having dopaminergic and/or antiviral activity, used especially in the management of Parkinson's disease and the prophylaxis and treatment of influenza.

    The cyclohexane rings are arranged in an ‘armchair’ configuration which mimics the arrangement of atoms in the crystal lattice of diamond. Systematic name: tricyclo[]-decane; C₁₀H₁₆.


1930s; earliest use found in Chemical Abstracts. From French adamantane from classical Latin adamant-, adamās + French -ane, so called on account of its diamond-like structure.