Etymology

CHAdeMO

C3H4A1D2E1M3O1

Today it means: A DC (“direct current”) fast charging and charger standard for charging plug-in electrified-drive vehicles created by a consortium of Japanese automakers and promulgated by the Japanese and South Korean automotive industry, circulated worldwide. Full definition →

Japanese 茶でも
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The story

  1. Japanese · derived fromお茶でもどうですか“How about a cup of tea?”
  2. Japanese · borrowed from茶でも“Tea?”
  3. English todayCHAdeMO

Blend of charge + den + move (charge and then move). Punning on the Japanese abbreviated phrase. From Japanese 茶でも (cha-demo, “Tea?”), from Japanese お茶でもどうですか (O-cha demo ikaga desu-ka, “How about a cup of tea?”).

Etymology from Wiktionary, CC BY-SA 4.0.