The most common and most likely answer to this crossword clue is the 10 letter word HEARTBEATS
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The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does HEARTBEATS mean?
HEARTBEATS noun- One pulsation of the heart; especially an irregular one, hence the emotion which causes it.
- The rhythm at which a heart pulsates, a cardiac indicator
- A driving impulse or vital force.
- A very short space of time; an instant.
- A periodic signal generated by hardware or software to indicate normal operation or to synchronize other parts of a system.