Definition of nigericin in US English:

nigericin

noun

Biochemistry
  • An antibiotic obtained from Streptomyces hygroscopicus that is an ionophore for monovalent cations and is used chiefly as an experimental tool.

Origin

1950s. Probably from the name of Nigeria, the country of origin of a soil sample containing a Streptomyces species, from which the antibiotic was isolated + -cin (in -mycin).

Pronunciation

nigericin

/nʌɪˈdʒɪərɪsɪn/