flashpoint
flash·point
noun
2.
the lowest temperature at which the vapor of a combustible liquid can be ignited in air
Origin
From flash + point.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.