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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Research, Technology, Methods > chemical substances > chemical compounds > polycyclic compounds
Preferred Term:

polycyclic compounds

Definition:
Compounds consisting of two or more fused ring structures.
Concept Schemes:
NALT Full
Broader Concept:
chemical compounds
Narrower Concepts:
URI:
https://lod.nal.usda.gov/nalt/212356
Download this Concept:
RDF/XMLCreated 2014-03-24, last modified 2017-12-20