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 (bī-sĭk′lĭk, -sī′klĭk)
1. Consisting of or having two cycles.
2. Botany Composed of or arranged in two distinct whorls, as the petals of a flower.
3. Chemistry Relating to or being a molecule containing two rings, either by a fused or bridged arrangement.


(baɪˈsaɪklɪk; -ˈsɪklɪk) or


1. of, forming, or formed by two circles, cycles, etc
2. (Botany) (of stamens, petals, etc) arranged in two whorls
3. (Chemistry) (of a chemical compound) having atoms arranged in two rings fused together with at least two atoms common to each ring: naphthalene is bicyclic.


(baɪˈsaɪ klɪk, -ˈsɪk lɪk)

1. Also, bi•cy′cli•cal. consisting of or having two cycles or circles.
2. containing two rings of atoms in a molecule.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.bicyclic - having molecules consisting of two fused rings
cyclic - of a compound having atoms arranged in a ring structure
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References in periodicals archive ?
Trans-caryophyllene is a bicyclical sesquiterpene and is one of the major active principles from Cannabis sativa (Malingre et al.
This is important for the orderly commercialization of production especially the bicyclical nature of Brazil crops.