The research used the price of an off-peak returntrain ticket for popular journeys and the cost of fuel for a hatchback, saloon and 4x4 car.
Times, Sunday Times (2016)
The returntrain from Tamworth no longer stops there because a footbridge to the other platform is unsafe.
The Sun (2006)
Now I didn't want to leave, but I had to book a returntrain ticket in advance.
Indian Balm - Travels in the Southern Subcontinent (1994)
Definition of 'train'
train
(treɪn)Explore 'train' in the dictionary
countable noun [oft byNOUN]
A train is a number of carriages, cars, or trucks which are all connected together and which are pulled by an engine along a railway. Trains carry people and goods from one place to another.
Definition of 'return'
return
(rɪtɜːʳn)Explore 'return' in the dictionary
adjective [usually ADJECTIVE noun]
A return ticket is a ticket for a journey from one place to another and then back again.