HSV-I n 1: a herpes virus that causes oral herpes [syn: {herpes simplex 1}, {HS1}, {HSV-1}, {HSV-I}]
HS1 \HS1\, HSV-1 \HSV-1\, HSV-I \HSV-I\n. 1. Herpes simplex 1, a herpes virus that causes oral herpes; also called {type I Herpes}. Syn: herpes simplex 1. [WordNet 1.5] HSV-2 HS2