Where does “bandgap” come from?

Bandgap derives from English band and gap, where band comes from Middle English band, from Proto-Germanic bindaną meaning "to bind," ultimately from Proto-Indo-European bʰendʰ-.

bandgap (English): The energy difference between two allowed ranges...

Definitions

  1. The energy difference between two allowed ranges...

Ancestry of “bandgap”, step by step

bandgap traces back through two separate lines of ancestry.

via English band

StepLanguageWordMeaning
1EnglishbandA strip of material used for strengthening or...
2Germanbandpast of binden
3Frenchbandeband, strip; stripe; strip
4Frenchthere; here, present
5Italianthere
6Spanishlafeminine singular definite article; the
7Portuguesethere; used with an adverb phrase to indicate...
8GermanaAlternative form of A; Abbreviation of a-Moll;...
9Germana-MollA-minor
10Hungarianathe; this; that
11Frenchàto; on the, to; at
12Middle Frenchato; towards; third-person singular present...
13Old Frenchato; towards; belonging to
14LatinA
15Etruscan𐌀and, also
16Ancient Greekᾱ̔

via English gap

StepLanguageWordMeaning
1EnglishgapAn opening in anything made by breaking or...
2EnglishgapeTo open the mouth wide, especially involuntarily,...
3Middle Englishgapen
4Old Norsegapato gape, open the mouth wide
5Proto-Germanicgapōnąto gaze, observe
6Proto-Indo-Europeanǵʰeh₁y-to yawn, gape; to gape, be wide open; to gape,...
7Proto-Indo-Europeanǵʰih₁-
Every word from Ancient Greek ᾱ̔