Where does “constant-speed propeller” come from?

constant-speed propeller (English) comes from English propeller, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

constant-speed propeller (English): A type of propeller that rotates at a set rotational velocity, but whose power is set by varying the pitch of the blades

Definitions

  1. A type of propeller that rotates at a set rotational velocity, but whose power is set by varying the pitch of the blades

Ancestry of “constant-speed propeller”, step by step

constant-speed propeller traces back through 3 separate lines of ancestry.

via English propeller

StepLanguageWordMeaning
1EnglishpropellerOne who, or that which, propels; A mechanical...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English Speed

StepLanguageWordMeaning
1EnglishSpeedThe state of moving quickly or the capacity for rapid motion
2Middle Englishspedgood fortune
3Old Englishspēdsuccess; luck, prosperity, success
4Proto-West Germanicspōdihurry, rush; success, prosperity
5Proto-West Germanicspōanto succeed, prosper
6Proto-Germanicspōanąto prosper, succeed, be happy
7Proto-Indo-Europeanspéh₁-to succeed, to prosper
8Proto-Indo-Europeanspeh₁-to succeed, to prosper

via English constant

StepLanguageWordMeaning
1EnglishconstantUnchanged through time or space; permanent;...
2Middle Englishconstant
3Old Frenchconstant
4Latincōnstantem
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti