Preasphaltenes
noun ·Rare ·Advanced level
Definitions
- 1 plural of preasphaltene form-of, plural
"The values of 0.14 and 0.07 mmole/gram are comparable in magnitude to the range of 0.20 to 1.66 mmol/gram of carbonyl groups reported in the asphaltenes and preasphaltenes isolated from lignite coal liquefaction products, also calculated through increases in elemental nitrogen contents upon oximation [54 ]."
Example
More examples"The values of 0.14 and 0.07 mmole/gram are comparable in magnitude to the range of 0.20 to 1.66 mmol/gram of carbonyl groups reported in the asphaltenes and preasphaltenes isolated from lignite coal liquefaction products, also calculated through increases in elemental nitrogen contents upon oximation [54 ]."
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.