1. elapsed time-the time that elapses while some event is occurring. period, period of time, time period-an amount of time; a time period of 30 years; hastened the period of time of his recovery; Picasso's blue period.
With a journey time of 15 minutes between the airport and London Paddington, and departures every 15 minutes, Heathrow Express offers the fastest journey time. 1  Heathrow Express train service between London and Heathrow Airport.  Visit Heathrow Express online:www.heathrowexpress.com.
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