Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun a.m.

3 senses of am

Sense 1
americium, Am, atomic number 95 -- (a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

Sense 2
Master of Arts, MA, Artium Magister, AM -- (a master's degree in arts and sciences)
       => master's degree -- (an academic degree higher than a bachelor's degree but lower than a doctor's degree)

Sense 3
amplitude modulation, AM -- (modulation of the amplitude of the (radio) carrier wave)
       => modulation -- ((electronics) the transmission of a signal by using it to vary a carrier wave; changing the carrier's amplitude or frequency or phase)

Antonyms of adj a.m.

1 sense of a.m.

Sense 1
ante meridiem, a.m. -- (before noon)

INDIRECT (VIA antemeridian) -> postmeridian -- (after noon)

Similarity of adj a.m.

1 sense of a.m.

Sense 1
ante meridiem, a.m. -- (before noon)
       => antemeridian (vs. postmeridian) -- (before noon)

Synonyms of adv a.m.

1 sense of a.m.

Sense 1
ante meridiem, A.M. -- (before noon; "let's meet at 11 A.M.")