Definition of "scrupulous"

scrupulous

/ˈskɹuː.pjə.ləs/

adjective
comparative more scrupulous, superlative most scrupulous
1. Exactly and carefully conducted.
  Quotations
  Come on! You have got to admire their dedication to the rules! These two men are so scrupulous, they would sit at a broken red traffic light for six hours in the middle of the night. “Hey, red is red! We live in a civilized society! Red is red! We stay!”
  2016, Tim Carvell [et al.], “Special Districts”, in Last Week Tonight with John Oliver, season 3, episode 4, John Oliver (actor), Warner Bros. Television, via HBO
2. Having scruples or compunctions.
3. Precise; exact or strict.
4. Wrongly feeling guilt or anxiety about one’s morality; suffering from scrupulosity.