Simplified:

On the HSK 1 vocabulary list, at CEFR level A1.

diǎn ㄉㄧㄢˇ

    • point dot spot speck
    • dot stroke in Chinese characters
    • decimal point

      math.

    • point in time or space
    • o'clock

      after a number

    • to touch briefly to tap
    • to mark with a dot to check off (on a list)
    • to nod (one's head) in agreement to beckon by moving (one's hand) up and down
    • to order (food etc) to select
    • to mention to bring up (a topic or person)
    • to hint at to imply
    • to administer (eye medicine etc) in drops
    • to light (a fire, a lamp etc) to ignite
    • a small amount a bit (after a verb or adjective) a bit more
    • classifier for small amounts

Where 點 is used

Sources