observance

/əbˈzɜrvəns/
noun
  1. The act of following a law, rule, or custom.
    • The school requires observance of the dress code at all times.
    • Strict observance of traffic laws helps prevent accidents.
    • His observance of the company's safety rules saved him from injury.
  2. A ceremony or celebration of a holiday or event.
    • The town held a special observance for Memorial Day.
    • The observance of Earth Day includes planting trees and cleaning parks.
    • Many people attend religious observances during the winter holidays.
  3. The act of watching or noticing something carefully.
    • Her observance of the children's behavior helped her understand their needs.
    • The scientist's careful observance of the stars led to a new discovery.
    • Through quiet observance, he learned the habits of the birds in the park.
What does "observance" mean? | whatsthatwordmean | whatsthatwordmean