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heart (EN)
noun

noun “heart”

singular heart, plural hearts or uncountable
  1. the organ in your chest that pumps blood throughout your body and is often associated with emotions
    After running a marathon, his heart was beating rapidly.
  2. the source of emotions and feelings such as love, joy, or courage
    She has a heart of gold, always helping those in need.
  3. the inner strength or bravery needed to face tough challenges
    Despite the setbacks, she had the heart to persevere and finish her project.
  4. the ability to remember something perfectly
    He learned the entire poem by heart for the recital.
  5. a symbol or shape representing love or affection
    He sent her a card with a big red heart on it for Valentine's Day.
  6. a card with one or more symbols in the shape of the traditional heart symbol, from the hearts suit in a deck of cards
    She played the queen of hearts and won the trick.
  7. the most central and important part of something
    The heart of the issue is not what he said, but how he said it.