Pronunciation: [vˈe͡ɪpəɹə] (IPA) 
The word "Vapourer" is spelled using British English spelling conventions. The IPA phonetic transcription of this word is /ˈveɪpərər/. The spelling of "vapourer" includes the silent "u" after the "o", which is a common feature of British English spellings. The word refers to a type of moth, and is sometimes spelled "vaporer" in American English, where the "u" is usually dropped from words of this type.
Vapourer is a noun that refers to a person or thing that vapors or produces vapor. The term can have various meanings depending on the context.
In the scientific realm, a vapourer can be someone who specializes in working with vapors or a device that generates vapors. Vapourers are often found in laboratory settings, where they handle various chemicals and compounds that produce vapors for experimentation, analysis, or synthesis purposes. They are trained professionals who understand the properties and behavior of different vapors and ensure safety measures are adhered to.
In some cases, vapourer can also refer to a particular type of moth belonging to the family Erebidae, known for its ability to release a cloud of irritating vapor when disturbed. These insects are typically small, hairy, and gray or brown in color. They have a bizarre defense mechanism wherein the adult females release volatile pheromones that form a vapor cloud to deter predators.
Furthermore, in a metaphorical sense, vapourer can describe a person who tends to be elusive, ephemeral, or insubstantial, resembling a vapor. This could be someone who is hard to pin down, constantly changing or shifting their opinions, or lacks a solid presence in their relationships or commitments.
Overall, the term "vapourer" encompasses a range of definitions, spanning from scientific and entomological contexts to metaphorical descriptions of fleeting or elusive individuals.
One who makes a vaunting display of his prowess or worth; a braggart.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The etymology of the word "vapourer" can be traced back to the Middle English period. It derives from the Old French word "vaporeor", which means "one who emits vapors". The Old French term itself came from the Latin word "vaporarium", which refers to a place where vapor is produced or a device used for producing vapor. The Latin word ultimately originated from the verb "vapōrāre", meaning "to emit steam or vapor". Thus, the word "vapourer" has been adapted to the English language through a series of linguistic evolutions.
