The word "boult" is commonly spelled with a "u," despite its pronunciation containing a "oo" sound. This inconsistency can be explained through the International Phonetic Alphabet (IPA) transcription, where "boult" is spelled /bo͡ʊlt/. In this case, the "ou" combination represents the "oʊ" diphthong, which is commonly used in English to represent a long "o" sound. Confusingly, this diphthong is often spelled with a "u" in words like "boult," "soul," and "coulter."
Boult is a word with multiple meanings and can be used as a verb or a noun. Firstly, as a verb, to boult typically means to sift or filter a material through a fine-meshed cloth or sieve in order to separate the finer particles from the coarser ones. This process is often undertaken to remove impurities or refine substances in various industries such as mining, manufacturing, or cooking. Boult can also refer to the act of shaking or jolting something vigorously in order to dislodge or loosen it.
As a noun, boult can refer to a type of fine-meshed cloth or sieve used for the process of boult or sifting. These sieves are often made with a tightly woven fabric or metal wire mesh with very small holes, allowing for an efficient separation of particles based on size.
The word "boult" has historical origins and can be traced back to Middle English and Old French. It was commonly used in medieval times for activities such as flour milling or separating flour from bran.
In summary, boult is a versatile word with definitions related to the actions of sifting, sifting devices, and vigorous shaking. Its usage may vary depending on the context and industry in which it is employed.
See bolt.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "boult" has its origins in Middle English. Its etymology can be traced back to the Old English word "būlian", which meant "to sift" or "to winnow". This Old English term eventually evolved into the Middle English word "bouten", which had a similar meaning of "to sift" or "to separate". Over time, the spelling of the word shifted to "bowlt" and later to "boult", while retaining its original meaning.