alternant hydrocarbon

alternant hydrocarbon

[′ȯl·tər·nənt ‚hī·drə′kär·bən]
(organic chemistry)
A member of a class of conjugated molecules whose carbon atoms can be divided into two sets so that members of one set are formally bonded only to members of the other set.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.