Word: flatline
Part of speech: Noun
Syllables: flat
line
Definition: The disappearance of the rhythmic peaks displayed on a heart monitor.
Morphemes:
Affix: flat
Language: en
PoS: Adjective
Meaning: Of a note or voice, lower in pitch than it should be.
Affix: line
Language: en
PoS: Noun
Meaning: One of the straight horizontal and parallel prolonged strokes on and between which the notes are placed.