Dasymeter
noun ·Rare ·Advanced level
Definitions
- 1 An instrument for testing the density of gases, consisting of a thin glass globe, which is weighed in the gas or gases, and then in an atmosphere of known density. dated
"The dasymeter consists of a two-armed lever or balance beam, on one arm of which is a hermetically sealed glass sphere of 3 litres capacity, while the other arm carries a balancing weight. The higher the percentage of carbonic anhydride contained in the gas to be examined, the higher will be its specific gravity, and consequently the greater its weight."
- 2 densimeter consisting of a thin glass globe that is weighed in a gas to determine its density wordnet
Example
More examples"The dasymeter consists of a two-armed lever or balance beam, on one arm of which is a hermetically sealed glass sphere of 3 litres capacity, while the other arm carries a balancing weight. The higher the percentage of carbonic anhydride contained in the gas to be examined, the higher will be its specific gravity, and consequently the greater its weight."
Etymology
Ancient Greek δασύ(ς) (dasú(s), “dense”) + -meter (“measuring device”).
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.