Where does “bush helicopter” come from?

bush helicopter (English) comes from English helicopter, from Esperanto helico, from French hélice, from Latin helīx, from Ancient Greek ἕλιξ, from Ancient Greek πτερόν, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

bush helicopter (English): A helicopter designed or used for operations in remote, undeveloped, or wilderness regions, often for transportation, medical evacuation, surveying, or supply delivery where there are no established airstrips or infrastructure

Definitions

  1. A helicopter designed or used for operations in remote, undeveloped, or wilderness regions, often for transportation, medical evacuation, surveying, or supply delivery where there are no established airstrips or infrastructure

Ancestry of “bush helicopter”, step by step

bush helicopter traces back through two separate lines of ancestry.

via English helicopter

StepLanguageWordMeaning
1EnglishhelicopterAn aircraft that is borne along by one or more...
2Esperantohelicohelix
3Frenchhélicehelix; propeller
4Latinhelīxa kind of ivy
5Ancient GreekἕλιξAnything twisted, winding, or spiral; The tendril...
6Ancient Greekπτερόνfeather; wing; Any winged creature
7Proto-Indo-Europeanpéth₂r̥wing; feather
8Proto-Indo-Europeanpeth₂-to spread out; to fly

via English Bush

StepLanguageWordMeaning
1EnglishBushA place name
2Middle Englishbushgrove, wood; thicket, underbrush; bush; branch of...
3Old Englishbusċ
4Latinboscafirewood
5Late Latinbusca
6Proto-West Germanicbuskbush, thicket
7Proto-Germanicbuskazbush; thicket
8Proto-Indo-EuropeanbʰuH-to become, grow, appear
Every word from Proto-Indo-European peth₂-