inoculant

noun — 2 senses

inoculant

noun
1

The active material used in an inoculation; an inoculum

2

Engineering, Natural sciences, Physical sciences An alloyant used to refine grains in a cast microstructure.

Synonyms
grain refiner
Derived terms
bioinoculant

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.