어떤 일이 적절한 때에 이루어지거나 일어나는 성질.
The quality of being done or occurring at a particularly favorable or appropriate time.
예문:
"The timeliness of the emergency response saved many lives during the flood."
"In the news industry, timeliness is often more important than exhaustive detail."
"The success of the marketing campaign depended on the timeliness of the product launch."