Where does “unrefundable” come from?

unrefundable (English) comes from English refundable, from English refund, from Middle English refunden, from Old French refondre, from Latin refundere, from Latin refundo, from Latin rĕ-, from Latin prōdūcō — passed , crossed.

unrefundable (English): Not refundable

Definitions

  1. Not refundable

Ancestry of “unrefundable”, step by step

unrefundable traces back through two separate lines of ancestry.

via English refundable

StepLanguageWordMeaning
1EnglishrefundableAble to be refunded in case of customer...
2EnglishrefundTo return (money) to (someone); to reimburse
3Middle Englishrefunden
4Old Frenchrefondre
5Latinrefunderepresent active infinitive of refundō;...
6LatinrefundoI pour back, pour out
7Latinrĕ-back, backwards
8Latinprōdūcōto lead or bring forth, forward or out
9Latinprō-forward direction, forward movement
10Proto-Italic*pro-pro- see the Latin entry for further meanings
11Proto-Indo-Europeanpro-toward, forward
12Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
13Proto-Indo-Europeanper-before, in front; first; to go through
14Proto-Indo-Europeanpr̥tóspassed , crossed

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European pr̥tós