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bicyclic

or bi·cy·cli·cal

[bahy-sahy-klik, -sik-lik or bahy-sahy-kli-kuh l, -sik-li-kuh l]

adjective

consisting of or having two cycles or circles.

Botany. in two whorls, as the stamens of a flower.

pertaining to or resembling a bicycle.

Origin of bicyclic

First recorded in 1875–80; bi-¹ + cyclic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for bicyclic

bicyclic

bicyclical

adjective

of, forming, or formed by two circles, cycles, etc

(of stamens, petals, etc) arranged in two whorls

(of a chemical compound) having atoms arranged in two rings fused together with at least two atoms common to each ringnaphthalene is bicyclic

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

bicyclic in Science

bicyclic

[bī-sī′klĭk, -sĭk′lĭk]

Relating to a compound having two closed rings. Naphthalene is a bicyclic compound.

Composed of or arranged in two distinct whorls, as the petals of a flower.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.