biometer
/ˌbʌɪˈɒmɪtə/Now historical and rare
noun
1A means of measuring vitality or likely lifespan; specifically a life table.
2A device for detecting small quantities of carbon dioxide which are evolved in processes characteristic of life. Now historical.
Origin
Early 19th century; earliest use found in Edinburgh Medical and Surgical Journal. From bio- + -meter.
- substitute teacher
- substitute teaching
- substitution
- substitutional
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- substitutional service
- substitutionary
- substitution frame
- substitution group
- substitution pupillary
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- marbler
- marbles-player
- marble-top
- marble-topped
- marble town
- marblette
- marble veal
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- marbling comb