| ACYCLIC | • acyclic adj. (Chemistry) Not cyclic; having an open chain structure. • acyclic adj. (Graph theory, of a graph) Containing no cycles. • acyclic adj. (Botany) Of a flower, having its parts inserted spirally on the receptacle. |
| ACYCLOVIR | • acyclovir n. (Pharmacology) US and UK spelling of aciclovir. • ACYCLOVIR n. a drug used in the treatment of herpes and HIV, also ACICLOVIR. |
| GIGACYCLE | • gigacycle n. (Obsolete) Synonym of gigahertz. • GIGACYCLE n. one billion hertz. |
| MEGACYCLE | • megacycle n. Megahertz. • MEGACYCLE n. a million cycles; a million cycles per second. |
| ACYCLOVIRS | • acyclovirs n. Plural of acyclovir. • ACYCLOVIR n. a drug used in the treatment of herpes and HIV, also ACICLOVIR. |
| GIGACYCLES | • gigacycles n. Plural of gigacycle. • GIGACYCLE n. one billion hertz. |
| MEGACYCLES | • megacycles n. Plural of megacycle. • MEGACYCLE n. a million cycles; a million cycles per second. |
| PENTACYCLIC | • pentacyclic adj. (Chemistry) having five rings, especially five fused rings as in many triterpenoids. • PENTACYCLIC adj. having five whorls. |
| TETRACYCLIC | • tetracyclic adj. (Organic chemistry) Having four rings. • tetracyclic adj. (Medicine) Describing any pharmaceutical based upon tetracycline. • tetracyclic n. Any drug derived from tetracycline. |
| PROSTACYCLIN | • prostacyclin n. (Organic chemistry) A prostaglandin produced in the walls of blood vessels; it acts as a vasodilator… • PROSTACYCLIN n. a prostaglandin which dilates blood vessels and inhibits blood clotting. |
| TETRACYCLINE | • tetracycline n. (Pharmacology, uncountable) A yellow crystalline broad-spectrum antibiotic C22H24N2O8 produced by streptomyces… • tetracycline n. (Pharmacology, countable) Any of a large group of antibiotics with the same general structure derived… • TETRACYCLINE n. a yellow crystalline broad-spectrum antibiotic produced by streptomyces or synthetically. |
| ANTHRACYCLINE | • anthracycline n. (Pharmacology) any of a class of antibiotic, chemotherapeutic agents used to treat cancer. • ANTHRACYCLINE n. any of a class of antineoplastic drugs (as doxorubicin) derived from an actinomycete of the genus Streptomyces. |
| PROSTACYCLINS | • prostacyclins n. Plural of prostacyclin. • PROSTACYCLIN n. a prostaglandin which dilates blood vessels and inhibits blood clotting. |
| TETRACYCLINES | • tetracyclines n. Plural of tetracycline. • TETRACYCLINE n. a yellow crystalline broad-spectrum antibiotic produced by streptomyces or synthetically. |
| ANTHRACYCLINES | • anthracyclines n. Plural of anthracycline. • ANTHRACYCLINE n. any of a class of antineoplastic drugs (as doxorubicin) derived from an actinomycete of the genus Streptomyces. |
| CONTRACYCLICAL | • contracyclical adj. (Economics) Tending to counteract the effects of the business cycle. • CONTRACYCLICAL adj. of an economic policy, offsetting fluctuation cycles in the economy by reducing taxes during a recession and raising them during a boom. |
| OXYTETRACYCLINE | • oxytetracycline n. (Pharmacology) A yellow crystalline broad-spectrum tetracycline antibiotic C22H24N2O9 that is produced… • OXYTETRACYCLINE n. a yellow crystalline broad-spectrum antibiotic produced by a soil actinomycete. |