Where does “hotline” come from?

Hotline derives from English line and English lind, from Old English līn, from Proto-Germanic hataz, ultimately from Proto-Indo-European kadʰ- and līno-.

hotline (English): A telephone line that is always staffed and able...

Definitions

  1. A telephone line that is always staffed and able...

Ancestry of “hotline”, step by step

hotline traces back through two separate lines of ancestry.

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

via English hot

StepLanguageWordMeaning
1EnglishhotHaving a high temperature; Causing the air to be...
2Middle Englishhothot
3Old Englishhāthot, fervent, fervid, fierce
4Old Englishhātanto promise; to command, promise; to command, call...
5Hungarian-anAdded to an adjective to create an adverb; Added...
6HungarianUsed to form the third-person singular indicative...
7Proto-Uralic-i

Words derived from “hotline

Every word from Proto-Indo-European līno-Every word from Proto-Germanic līnąEvery word from Proto-Germanic līnǭ