Cycloparaffins. Cyclic Acetylenes . Cyclic Alkenes . Alkenes, Cyclic . Olefins, Cyclic . Cycloalkenes . Cyclic Olefins . Cycloalkanes . Cycloalkynes . Alicyclic hydrocarbons in which three or more of the carbon atoms in each molecule are united in a ring structure and each of the ring carbon atoms is joined to two hydrogen atoms or alkyl groups. The simplest members are cyclopropane (C3H6), cyclobutane (C4H8), cyclohexane (C6H12), and derivatives of these such as methylcyclohexane (C6H11CH3). (From Sax, et al., Hawley's Condensed Chemical Dictionary, 11th ed) . 1.00
Cyclogenesis. Process by which a new cyclone develops. In the Eastern Pacific Ocean, exactly in the south of Guatemala and Chiapas, the strengthen of hurricanes starts during the spring and summer. . 0.59