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micro

/ˈmaɪ.kɹəʊ/ adjective

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about micro at Wordnik → Where our words come from →

  1. Extremely small in scale or scope or capability.

Origin

From micro-, typically as shortened forms for modern words formed with the prefix, ultimately from Ancient Greek μικρός (mikrós, “small”).

From Wiktionary, via Kaikki.org (CC BY-SA)