noun: Abbreviation of microtransaction. [(economics) A transaction for a very small amount of money (a micropayment)]
noun: Abbreviation of maitotoxin. [A highly potent toxin produced by Gambierdiscus toxicus, a dinoflagellate species.]
noun: (medicine) Abbreviation of methotrexate. [(pharmacology) An antimetabolite and antifolate drug used in treatment of cancer and autoimmune diseases.]
