tonometer /tō-nomˈə-tər/

1. A device for determining the frequencies of tones, esp one consisting of tuning forks (music)
2. An instrument for measuring fluid pressure (eg within the eyeball), blood pressure or vapour pressure

tonomˈetry noun

• on the dot of
• on the ebb
• on the edge of one's seat
• on the face of it
• on the fiddle
• on the fly
• provocateur
• provocateurs
• provocation
• provocations
• provocative
• provocatively
• provocativeness
• provocativenesses
• provocatives
• provocator
• provocators
• provocatory
• provokable
• provoke
• provoked
• provokement
• provokements
• provoker
• provokers