Meanings
plural pearlashes
- countableuncountablechemistryA white amorphous or granular substance which consists principally of potassium carbonate and has a strong alkaline reaction. It is obtained by lixiviating wood ashes and evaporating the lye, and has been an important source of potassium compounds. It is used in making soap, glass, etc.
Origin
From pearl + ash. Compare potash.
Full word history & related roots →Rhymes & wordplay
Rhymes with pearlash
Anagrams
Cite this entry
pearlash. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/pearlash
“pearlash.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pearlash. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “pearlash,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/pearlash.
Source: pearlash on Wiktionary, CC BY-SA 4.0.