Anagrams of: UMBA

• A unit of mass equal to 1/12 the mass of an atom of the 12C isotope of carbon.

• a master's degree in arts and sciences

• a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms

• modulation of the amplitude of the (radio) carrier wave

• a master's degree in arts and sciences

• informal terms for a mother

• one thousandth of an ampere

• a state in New England, with capital Boston; one of the original 13 colonies

• a bachelor's degree in arts and sciences

• a soft silvery metallic element of the alkali earth group; found in barite

• the 12th letter of the Greek alphabet

• the muscles of the abdomen

• a bachelor's degree in arts and sciences

• the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August)

• the blood group whose red cells carry both the A and B antigens

• An expression used to show contentment for something

• An expression used to show thought or reflection

• An expression used to show being muffled or not able to speak clearly, as well as "mmph".

• Yes.

• Expression of hesitation, uncertainty or space filler in conversation. See uh.

• To make the um sound to express uncertainty or hesitancy.

• Around, about; after.

• Alternative spelling of µm