Etymology

submanifold

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Today it means: A manifold which is a subset of another, so that the inclusion function is an embedding or, sometimes, an immersion. Full definition →

English manifold ← Latin sub- ← Proto-Italic *supo
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The story

  1. Proto-Indo-European*upó
  2. Proto-Italic*supo
  3. Latinsub
  4. Latinsub-
  5. Englishsub-
  6. Englishmanifold
  7. English todaysubmanifold

From sub- + manifold.

Etymology from Wiktionary, CC BY-SA 4.0.