Word of the Day
Apps by Dictionary
It’s about time. We are now on Instagram!
a system for screen display of images that are sharper and more detailed than normal, having many more than the standard number of scanning lines per frame:
Most TV shows are available in high definition.
an audio system that reproduces sound with a high degree of accuracy and clarity:
music recordings that use high definition.
an optical system that produces very sharp images.
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Discover our greatest slideshows
13 Essential Literary Terms
Know These 9 Commonly Confused...
Carried Away: 9 Words About Wind
7 Books Written About World War I
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
Word Value for
Words With Friends
(...) well filled with data. A photograph is, visually, "high definition." A cartoon is "low...
Nearby words for high definition
high as a kite
high bit-rate digital subscriber line
high blood pressure
high calorie diet
high court of justice
high court of justiciary
high definition multimedia interface
high definition television
high definition tv
high endothelial postcapillary venule
high energy astrophysical observatory
high holy day