(railways) Having a pair of tracks in order to allow trains to pass in opposite directions.

plural of track bike

plural of tract home

plural of traditional county

A market-based approach to control pollution by providing economic incentives for achieving reductions in emissions, participating companies being assigned an emissions quota that can be traded with others if not used.

plural of train wreck

plural of tracker mortgage

(UK, finance) A variable-rate mortgage where the amount of interest paid on the loan is linked to the Bank of England's base rate by a fixed differential.

Dated form of train wreck.

A trailer having only a single axle or group of axles, positioned at or near the centre of gravity.