therewhile
adverb
variants or less commonly therewhilst
(ˈ)⸗¦⸗
obsolete
: in the meantime : whilst
Word History
Etymology
therewhile from Middle English ther whyle, probably from Old English thǣre hwīle in that time, from thǣre (dative singular feminine of sē, sēo, thæt that) + hwīle, dative singular of hwīl while, time; therewhilst alteration (influenced by whilst) of therewhile