Etymology

microsphere

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Today it means: Any sphere whose size is measured in micrometres Full definition →

English sphere ← Middle English spere ← Old French sphere
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The story

  1. Englishmicro-
  2. Ancient Greekσφαῖρᾰ (sphaîră)
  3. Latinsphaera
  4. Late Latinsphēra
  5. Old Frenchsphere
  6. Middle Englishspere
  7. Englishsphere
  8. English todaymicrosphere

From micro- + sphere.

Etymology from Wiktionary, CC BY-SA 4.0.