Tonometer
Tonometer To*nom"e*ter, n. [Gr. ? a stretching, a tone + -meter.] 1. (Physics.) An instrument for determining the rate of vibrations in tones. [1913 Webster]

2. (Physiol.) (a) An apparatus for studying and registering the action of various fluids and drugs on the excised heart of lower animals. (b) An instrument for measuring tension, esp. that of the eyeball. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Tonometer — (v. gr.), 1) ein Tonmesser, bes. 2) so v.w. Monochord. Tonometrie, die Schallmessung …   Pierer's Universal-Lexikon

  • tonometer — [tō näm′ət ər] n. [< Gr tonos, TONE + METER] 1. an instrument for determining the pitch of a tone; specif., a tuning fork or, esp., a set of tuning forks 2. an instrument for measuring vapor pressure 3. Med. Physiol. any of various instruments …   English World dictionary

  • tonometer — 1. An instrument for determining pressure or tension, especially an instrument for determining ocular tension. 2. A vessel for equilibrating a liquid ( e.g., blood) with a gas, usually at a controlled temperature; originally so named because it… …   Medical dictionary

  • Tonometer — To|no|me|ter 〈n. 13〉 1. Blutdruckmesser 2. Gerät zum Messen des Augeninnendrucks [<grch. tonos „Spannung“ + ...meter] * * * Tonometer   [zu griechisch métron »Maß«] das, s/ , Ophthạlmo Tonometer, Gerät zur Messung des Augeninnendrucks… …   Universal-Lexikon

  • tonometer — n. 1) (ophthalmotonometer) a small instrument for measuring the pressure inside the eye. There are several types. The applanation tonometer measures the force required to flatten a known area of the cornea after a drop of local anaesthetic has… …   The new mediacal dictionary

  • tonometer —   n. instrument measuring pitch of tones; Medicine, instrument measuring tension or pressure.    ♦ tonograph, n. recording tonometer …   Dictionary of difficult words

  • tonometer — tonometras statusas T sritis Standartizacija ir metrologija apibrėžtis Akispūdžio matuoklis. atitikmenys: angl. tonometer vok. Tonimeter, n rus. тонометр, m pranc. tonomètre, m …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • tonometer — tonometras statusas T sritis Standartizacija ir metrologija apibrėžtis Kraujospūdžio matuoklis. atitikmenys: angl. tonometer vok. Tonimeter, n rus. тонометр, m pranc. tonomètre, m …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • tonometer — tonometras statusas T sritis Standartizacija ir metrologija apibrėžtis Įtaisas dviejų kamertonų virpesių dažniams palyginti. atitikmenys: angl. tonometer vok. Tonimeter, n rus. тонометр, m pranc. tonomètre, m …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • tonometer — noun Etymology: Greek tonos tone + English meter Date: 1725 1. an instrument or device for determining the exact pitch or the vibration rate of tones 2. an instrument for measuring tension or pressure and especially intraocular pressure •… …   New Collegiate Dictionary

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