ATPase [ey-tee-pee-eys, -eyz] Word Origin noun Biochemistry.
- adenosine triphosphatase: any of several enzymes that catalyze the hydrolysis of ATP to ADP and phosphate.
Origin of ATPase First recorded in 1945–50; ATP +British Dictionary definitions for atpase ATPase noun
- adenosine triphosphatase; an enzyme that converts ATP to ADP
atpase in Medicine ATPase [ā′tē-pē′ās, -āz] n.
- Adenosine triphosphatase; an enzyme that catalyzes the hydrolysis of ATP.