COUNTDOWN as NOUN

1. Meaning
   • counting backward from an arbitrary number to indicate the time remaining before some event (such as launching a space vehicle)
   Hypernyms(s) countdown is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • count (what does count mean?)
   • counting (what does counting mean?)
   • numeration (what does numeration mean?)
   • enumeration (what does enumeration mean?)
   • reckoning (what does reckoning mean?)
   • tally (what does tally mean?)
   Derived(s)
   • count down (what does count down mean?)