Puzzles & Games
Word of the Day
Apps by Dictionary
special visual effects, as the wipe or dissolve, created in the camera or especially in a film laboratory by technicians using complex optical and electronic equipment.
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for
They were leading-edge
at the time, showing the spaceships and things.
The prisms are activated via nonlinear
in the semiconductor and persist for the duration of the sweep.
, and background atmosphere come primarily through experience.
The heavier ash sedimented out of the stratosphere relatively quickly and its
were of limited geographical extent.
One of the more spectacular cold-weather atmospheric
is referred to as an ice-pillar.
Due to surface tension and
there are multiple lines visible in the scope.
Discover our greatest slideshows
Beta? Cache? Crack the code for the...
8 Ways to Say Congratulations!
Dear Mom: 5 Adjectives for Mother's...
10 Popular Baby Names Defined
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 optical effects
optical carrier n
optical character re cognition
optical character re cognition's
optical character re cognitions
optical character re cognitions'
optical character re-cognition
optical character re-cognition's
optical character re-cognitions
optical character re-cognitions'
optical character reader
optical character recognition
optical character recognition's
optical character recognitions
optical character recognitions'
optical double star
optical double star's
optical double stars
optical double stars'
optical mark reader
optical mark reading