Where does “linestrength” come from?

linestrength (English) comes from English strength, from Middle English strengthe, from Old English strengþu, from Proto-West Germanic strangiþu, from Proto-West Germanic strang, from Proto-Germanic strangaz, from Proto-Indo-European strengʰ-, from Proto-Indo-European ster- — sterile, infertile.

linestrength (English): The intensity of a spectrum line

Definitions

  1. The intensity of a spectrum line

Ancestry of “linestrength”, step by step

linestrength traces back through two separate lines of ancestry.

via English strength

StepLanguageWordMeaning
1EnglishstrengthThe quality or degree of being strong; The...
2Middle Englishstrengthestrength; Alternative form of strengthen
3Old Englishstrengþuphysical strength; power to do; force; vigour;...
4Proto-West Germanicstrangiþustrength
5Proto-West Germanicstrangsevere, strict, rigorous; strong
6Proto-Germanicstrangaztight, strict, straight; strong
7Proto-Indo-Europeanstrengʰ-to twist; rope, cord
8Proto-Indo-Europeanster-sterile, infertile

via English line

StepLanguageWordMeaning
1EnglishlineA path through two or more points (compare ‘segment’); a continuous mark, including as made by a pen; any path, curved or straight
2Middle Englishlinerope, cord; line, rule, ruler, measure; rule,...
3Old Englishlīneline, rope, cord; line, cable, rope, hawser,...
4Proto-West Germanic*līnāline, chord, rope, string
5Proto-Germaniclīnǭthat which is made of flax; line, chord, rope,...
6Proto-Germaniclīnąflax
7Proto-Indo-Europeanlīno-flax
Every word from Proto-Indo-European ster-Every word from Proto-Indo-European strengʰ-Every word from Proto-Germanic strangaz