ma.

ma «mah, m», noun.

Informal. mamma; mother.

ma.,

milliampere.

mA.,

milliangstrom.

Ma (no period),

masurium (chemical element).

MA (no periods),

1. machine accountant.

2. Maritime Administration.

3. Massachusetts (with postal Zip Code).

4. mental age.

M.A.,

1. Master of Arts (Latin, Magister Artium). Also, A.M.

2. Military Academy.