Updated: Nov 26
Pronunciation: [ in-fin-i-tes-uh-muhl ]
Definition: adjective; noun
1: extremely small
2: an indefinitely small quantity; a value approaching zero
Origin: Mid-17th century; Latin
Etymology: from modern Latin infinitesimus, from Latin infinitus (see infinite), on the pattern of centesimal
Example: The surgeon was operating on the infinitesimal vessels in the circulatory system, which required all of his attention.