Definition of mosesite in US English:

mosesite

noun

Mineralogy
  • A cubic hydrated nitrogen compound of mercury (chemically, a salt of Millon's base) which occurs as yellow crystals and has the formula Hg₂NX.H₂O, where X represents chiefly chloride and sulphate (and sometimes also molybdate).

Origin

Early 20th century. From the name of Alfred J. Moses, U.S. mineralogist + -ite.

Pronunciation

mosesite

/ˈməʊzɪzʌɪt/