dicyclic


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dicyclic

(dī-sī′klĭk)
1. Having or concerning two cycles.
2. In chemistry, containing two cyclic ring structures.
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References in periodicals archive ?
Thus, the dicyclic molecule, [beta]-carotene, is yellow-orange and despite possessing the same number of conjugated double bonds as lycopene, exhibits absorption peaks at 450 and 472 nm and a mere shoulder at 425 nm (Rodriguez-Amaya and Kimura, 2004).
Table I The occurrence of complete staminodial whorls in the Magnoliatae as derived from (ob)diplostemonous or dicyclic androccia (a) Family Tribe, genus, or species Alliaceae Allium, Trichlora, Gilliesia Anacardiaceae Pentaspadon Bombacaceae Chorisia Bonnetiaceae Ploiarium, Archytaea Brexiaceae Brexia, Ixerba Burseraceae Santiria Caesalpiniaceae Dimorphandra Caryophyllaceae Paronychia, Herniaria, Habrosia, Schiedea, etc.
The leaves are hypostomatic, with monocyclic to imperfectly dicyclic stomata.