/ay suy"kloh vear', -kleuh-/ , n. Pharm.
a crystalline compound, C 18 H 11 N 5 O 3 , used as an antiviral drug in the treatment of herpes infections.
[ 1980-85; perh. acyclo ( guanosine ) an earlier name for the compound (A- 6 + CYCLO- + guanosine a nucleotide) + VIR(US) or VIR(AL) ]