Try Our Apps
Blech. These are the grossest words.
the gradual termination of a groove on the body of an object not ending there, as the upper termination of a flute in a twist drill.
. a space in a depressed area of an object into which a machine tool or grinding wheel may safely enter at the end of a pass or operation.
the merging of a curved surface into another surface.
an act or instance of running away so as to evade, abandon, or avoid something.
a person who runs away so as to avoid payment or duty.
an act or instance of expiring or becoming depleted:
the runout of a union contract; a runout in office supplies.
uneven wear on the outer edges of a tire or on the rim of a wheel.
noun use of verb phrase
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Discover our greatest slideshows
Words Built For Speed
Hasta la Vista! 8 Goodbyes Worth...
14 Thought-Provoking Quotes About...
Should I use ALL-CAPS?
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 back-clearance