turnaround

definition: turning in the opposite direction
example:
speech part: noun
synonyms: reversion
definition: act or process of unloading and loading and servicing a vessel or aircraft for a return trip
example:
speech part: noun
synonyms: turnround
definition: an area sufficiently large for a vehicle to turn around
example:
speech part: noun
synonyms:
definition: a decision to reverse an earlier decision
example:
speech part: noun
synonyms: reversal
definition: time need to prepare a vessel or ship for a return trip
example:
speech part: noun
synonyms: turnaround time

How turnaround is being used?