acyclovir

noun acy·clo·vir \ (ˌ)ā-ˈsī-klō-ˌvir \
|Updated on: 29 Jun 2018

Definition of acyclovir

: a cyclic synthetic nucleoside C8H11N5O3 used especially to treat the symptoms of chicken pox, shingles, and the genital form of herpes simplex

Recent Examples of acyclovir from the Web

  • Prescription antiviral medicines, including acyclovir, famciclovir, and valacyclovir, are not cures for shingles, but these drugs can weaken the virus, reduce pain, expedite healing, and stave off complications.

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acyclovir.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of acyclovir

acycl(ic) + -o- + vir(us); from its containing less cyclic structure than its naturally occurring analogue guanosine


Medical Dictionary

acyclovir

noun acy·clo·vir \ ˌā-ˈsī-klō-ˌvir \

medical Definition of acyclovir

: a cyclic nucleoside C8H11N5O3 used especially to treat shingles, genital herpes, and chicken pox — see zovirax

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