Definition of "bicyclic" [bi•cyc•lic]

• Consisting of or having two cycles. (adjective)
• Botany Composed of or arranged in two distinct whorls, as the petals of a flower. (adjective)
• Chemistry Containing molecules consisting of two fused rings. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In this case the monoid is called the bicyclic monoid and we can implement it as follows:"
• "These are described as bicyclic (due to their structure) polyketide lactones and identified as polyrhacitides A (1) and B (2)."
• "In the main, these are bicyclic and tricyclic sesquiterpenes-hydrocarbons, alcohols, and carboxylic acids."