dot

/dɑt/
noun
  1. A small, round mark or spot.
    • There is a dot at the end of every sentence.
    • She drew a tiny dot on the paper to mark the spot.
    • The night sky was full of tiny dots of light.
  2. A symbol used in writing or printing, such as a decimal point or a period.
    • In an email address, the dot separates the username from the domain.
    • Make sure to put a dot after the abbreviation 'Dr.'
    • The price was written as three dot five dollars.
  3. A short signal used in Morse code.
    • He tapped out a dot and a dash to signal for help.
    • In Morse code, the letter 'E' is a single dot.
    • The message consisted of three dots followed by three dashes.
Antonyms
verb
  1. To mark with a small spot or spots.
    • She dotted the map to show all the places she had visited.
    • The artist dotted the canvas with bright colors.
    • Please dot the 'i' in your signature.
  2. To be scattered or placed in various locations.
    • Wildflowers dot the meadow in spring.
    • Lighthouses dot the coastline along the Atlantic.
    • Small houses dot the countryside.
preposition
  1. Used to indicate a decimal point in numbers (informal).
    • The recipe calls for one dot five cups of flour.
    • He ran the race in nine dot eight seconds.
    • The answer is two dot five, not twenty-five.