定期
dìng​qī HSK3

regular

dìng​qī regular · fixed-term
  1. 定 dìng particleverb
    fixed
    (bound form) stable; settled; already agreed upon or established by rule
  2. 期 qī noun
    period
    A designated period of time, phase, or stage; also refers to a scheduled date or deadline

dìng​qī to set a date
  1. 定 dìng verb
    to decide
    to fix; to set; to determine; to reach a decision
  2. 期 qī adverb
    to schedule
    To make an appointment or agree on a time