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

• CCD
• CCF
• CCJ
• C clef
• CCLRC
• CCMI
• CCR
• CCS
• CCT
• CCTV
• CCU
• C-cubed
• c/d
• cd
• CD
• Cd
• CDC
• CD-i
• CDI
• C. diff
• C. difficile
• CDMA
• CDN
• Cdn
• CDO