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sin (EN)
noun, verb, noun, abbreviation

noun “sin”

singular sin, plural sins or uncountable
  1. an immoral act considered to violate divine law
    He confessed his sins to the priest.
  2. the state of being sinful
    She believes that living in sin separates humans from God.
  3. any flaw or fault
    The movie had its sins, but overall it was enjoyable.
  4. (sports) a penalty box where players are sent after committing a foul (sin bin)
    After the foul, he was sent to the sin for ten minutes.

verb “sin”

infinitive sin; he sins; past tense sinned; past part. sinned; ger. sinning
  1. to commit a sin
    They believe they will be punished if they sin.

noun “sin”

sin, singular only
  1. the twenty-first letter of the Hebrew alphabet (שׂ)
    The Hebrew letter sin is pronounced like 's'.
  2. the twelfth letter of the Arabic alphabet (س)
    In Arabic, sin represents the sound 's'.

abbreviation “sin”

sin
  1. (in mathematics) an abbreviation for "sine"
    The formula uses sin θ to calculate the height.