cyclic

cyclic /cyc·lic/ (sik´lik) pertaining to or occurring in a cycle or cycles; applied to chemical compounds containing a ring of atoms in the nucleus.

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cy·clic (sklk, sklk) or cy·cli·cal (skl-kl, skl-kl)

adj.

1. Relating to or characterized by cycles.

2. Recurring or moving in cycles.

3. Relating to chemical compounds having atoms arranged in a ring or closed-chain structure.

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cycli·cali·ty (skl-kl-t, skl-) n.

cycli·cal·ly adv.

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cyclic

[sik′lik, sī′klik]

Etymology: Gk, kyklos, circle

pertaining to or occurring in a cycle or cycles, such as a chemical compound that contains a ring of atoms in the nucleus. See also closed-chain.

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cyclic (sikˑ·lik),

n a molecule with atoms arranged in one or more rings, such as cyclohexane or benzene.

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cyclic

pertaining to or occurring in a cycle or cycles. The term is applied to chemical compounds that contain a ring of atoms in the nucleus.

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cyclic adenosine monophosphate (AMP)

see cyclic adenosine monophosphate.

cyclic guanosine monophosphate (cGMP)

see cyclic guanosine monophosphate.

canine cyclic hematopoiesis

an abnormality of hematopoietic stem cells that results in detectable, cyclic fluctuations in numbers of circulating neutrophils. Affected dogs have an increased susceptibility to infections. The condition is inherited as an autosomal recessive in collies where it is occurs with a distinctive silver-gray coat color; called also gray collie syndrome.

cyclic neutropenia

see canine cyclic hematopoiesis (above).

cyclic non-breeder cows

cows demonstrating estrus regularly but not being submitted for mating; deferral of mating.

cyclic nucleotide

see cyclic nucleotide.