This is the 12972nd most frequent Turkish word.
kalkış
"Departure" or "takeoff."
Here, 'kalkış' describes the initial movement or start of the race.
Yarışta kalkış anında çok dikkatli olman lazım.
At the start of the race, you need to be very careful.
In this sentence, 'kalkış' refers to the act of the airplane leaving its position or departing.
Uçağın kalkış saati 14:30'dur.
The airplane's departure time is at 14:30.
In this instance, 'kalkış' is used metaphorically to describe the rise or upward movement of the economy.