prophylaxis
noun
- action taken to prevent disease
Wiktionary
Pronunciation: /pɹɔfɪˈlæksɪs/
noun
Etymology: From Latin, from Ancient Greek πρό (pró, “before”) + φύλαξις (phúlaxis, “a watching, guarding”).
- The prevention of, or the protective treatment for, disease.
- A move or strategy that frustrates an opponent's plan or tactic.