aliphatic polycyclic hydrocarbon

aliphatic polycyclic hydrocarbon

[¦al·ə¦fad·ik ‚pä·lə′sī·klik ‚hī·drə′kär·bən]
(organic chemistry)
A hydrocarbon compound in which at least two of the aliphatic structures are cyclic or closed.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.