Try Our Apps
New Words Added
(of a railroad or section of a railroad's route) having but one set of tracks, so that trains going in opposite directions must be scheduled to meet only at points where there are sidings.
having a narrow scope; one-track:
He has a single-track mind.
An Americanism dating back to
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
British Dictionary definitions for
an off-road trail used by cyclists, wide enough for only one bicycle at a time
(of a railway) having only a single pair of lines, so that trains can travel in only one direction at a time
(of a road) only wide enough for one vehicle
able to think about only one thing; one-track
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Discover our greatest slideshows
11 Empowering Quotes About...
Baseball Slang True Fans Should...
Use One Of These Words To Avoid...
Words Built For Speed
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Difficulty index for
Few English speakers likely know this word
Word Value for
Words With Friends
Nearby words for singletrack