an acyclic flower; acyclic compounds.
chemistry. of or relating to a compound that does not contain a closed chain or ring of atoms (contrasted with ).
in acyclic flowers there is often a gradual transition from petals to stamens, as in the white water-lily (fig. 31).
encyclopaedia britannica, 11th edition, volume 10, slice 5 various
(chem) not cyclic; having an open chain structure
(botany) having flower parts arranged in a spiral rather than a whorl
not cyclic. used especially of flowers whose parts are arranged in spirals rather than in whorls, as in magnolias.
having an open-chain molecular structure rather than a ring-shaped structure.
- Acyclic compound
acyclic compound acyclic compound a·cy·clic compound (ā-sī’klĭk, ā-sĭk’lĭk) n. an organic compound that has an open chain structure and does not form a ring. also called open chain compound.
- Acyclic terpene
see under (def 2). (originally) any of a cl-ss of monocyclic hydrocarbons of the formula c 10 h 16 , obtained from plants. this cl-ss or any of its oxygenated derivatives, any hydrocarbon from the same source having the formula c 5 h 8 (hemiterpene) the formula c 10 h 16 with an aliphatic structure […]
acycloguanosine acycloguanosine a·cy·clo·gua·no·sine (ā-sī’klō-gwä’nə-sēn’, -sĭn) n. see acyclovir.
a crystalline compound, c 18 h 11 n 5 o 3 , used as an antiviral drug in the treatment of herpes infections. acyclovir a·cy·clo·vir (ā-sī’klō-vǐr, -klə-) n. a synthetic purine nucleoside -n-log that is derived from guanine and is used topically in the treatment of herpes simplex infections, especially those of the genitals. also […]
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