Where does “aglow” come from?

Aglow comes from English a (from Latin ad- and Latin ad, meaning "to") combined with English glow, ultimately deriving from Proto-Indo-European h₂epo and al-.

aglow (English): glowing; radiant

Definitions

  1. glowing; radiant

Ancestry of “aglow”, step by step

StepLanguageWordMeaning
1Englishā-
2Old Englishġe-used as an intensifier for verbs, indicating completeness or perfection
3Proto-West Germanicga-used as an intensifier for verbs, indicating...
4Proto-Germanicga-Indicates association or togetherness; co-;...
5Proto-Indo-Europeanḱómbeside, near, by, with
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-
aglow — Etymology, Origin & Word History | Etymology Explorer