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

• water level
• water levels
• water lilies
• water lily
• waterline
• waterlines
• waterlog
• waterlogged
• waterlogging
• waterlogs
• Waterloo
• Waterloo cracker
• Waterloos
• water lot
• water lots
• water main
• water mains
• water maize
• waterman
• watermanship
• watermanships
• watermark
• watermarked
• watermarking
• watermarks