Home › Words › M › microvialmicrovialmicrovial · noun — A tiny vial.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, microvial ranks #29,746 of 42,834 for Qualifying.EtymologyFrom micro- + vial.nounA tiny vial.e.g.“Following examination genitalia were stored in fresh glycerin in a microvial pinned below the specimen.” — 2016 February 18, “A New Fishfly Species (Megaloptera: Corydalidae: Neohermes Banks) Discovered from North America by a Systematic Revision, with Phylogenetic and Biogeographic Implications”, in PLOS Definitions & examples from Wiktionary (CC BY-SA 3.0).