9 letters · 15 points in Scrabble
adjective tending to destroy viruses
originEtymology tree Latin vir English -i- Latin -cīdader. Middle French -cidebor. English -cide Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English -cidal English viricidal From Latin vir + English -i- + -cidal.
Etymology from Wiktionary, CC BY-SA 3.0