Home › Words › M › microsamplemicrosamplemicrosample means A very tiny sample.EtymologyFrom micro- + sample.nounA very tiny sample.e.g.“Theranos has acknowledged it was only running a limited number of tests on a microsample of blood using its finger-prick technology.” — 2015 October 29, James B. Stewart, “The Narrative Frays for Theranos and Elizabeth Holmes”, in The New York Times, archived from the original on 14 Nov 2021:Definitions & examples from Wiktionary (CC BY-SA 3.0).