Word of the Day
Apps by Dictionary
What's the "een" in Halloween?
a synthetic polymer with a branching, treelike structure; a type of macromolecule in which chains radiate out from a central atom or cluster of atoms to transfer genetic material to living cells.
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Discover our greatest slideshows
Seven Spooky Words for Halloween
Q Without U: 9 Must-Know Terms for...
From the Trenches: Words of World...
13 Essential Literary Terms
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
"End of tomorrow. Don't try to start the car or look deeper Into the eternal wimpling of the sky:...
We can come up with a working definition of life, which is what we did for the Viking mission to...
Having found a large dead cat so heavy that he could not move it after several efforts, "Come," said...
Nearby words for cascade-molecule
casanova, giovanni jacopo
cascading style sheet
cascading style sheets
case and paste
case based reasoning
case data interchange format
case fatality rate
case in point
case integration services