Where does “enplanement” come from?

enplanement (English) comes from English enplane, from English plane, from Middle English plane, from Old French plane, from Latin platanus, from Greek πλάτανος, from Ancient Greek πλάτανος, from Ancient Greek πλατύς — flat.

enplanement (English): The act or process of boarding an aircraft

Definitions

  1. The act or process of boarding an aircraft

Ancestry of “enplanement”, step by step

enplanement traces back through two separate lines of ancestry.

via English enplane

StepLanguageWordMeaning
1Englishenplaneto board an airplane
2EnglishplaneOf a surface: flat or level; A level or flat...
3Middle Englishplane—
4Old Frenchplane—
5Latinplatanusplanetree, sycamore
6Greekπλάτανοςplane tree
7Ancient Greekπλάτανοςplanetree
8Ancient Greekπλατύςwide, broad; flat, level; broad-shouldered
9Proto-Indo-Europeanpléth₂usflat, broad
10Proto-Indo-Europeanpleth₂-flat

via English ment

StepLanguageWordMeaning
1Englishmentsimple past tense and past participle of meng;...
2Korean멘트—
Every word from Proto-Indo-European pleth₂- →Every word from Proto-Indo-European pléth₂us →Every word from Ancient Greek πλατύς →