Word: heartbeat
Part of speech: Noun
Syllables: heart
beat
Definition: A very short space of time; an instant.
Morphemes:
Affix: heart
Language: en
PoS: Noun
Meaning: A term of affectionate or kindly and familiar address.
Affix: beat
Language: en
PoS: Noun
Meaning: A short pause in a play, screenplay, or teleplay, for dramatic or comedic effect; a plot point or story development.