Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

deletion

play
noun de·le·tion \di-ˈlē-shən, dē-\

Definition of deletion

  1. 1 :  the act of deleting

  2. 2 a :  something deleted b (1) :  the absence of a section of genetic material from a gene or chromosome (2) :  the mutational process that results in a deletion



Examples of deletion in a sentence

  1. <one of the deletions from the final cut of the movie turned out to be my one line of dialogue>



Origin and Etymology of deletion

Latin deletion-, deletio destruction, from delēre


First Known Use: 1590


DELETION Defined for Kids

deletion

play
noun de·le·tion \di-ˈlē-shən\

Definition of deletion for Students

  1. 1 :  an act of taking out <The deletion of the file was a mistake.>

  2. 2 :  something taken out




Medical Dictionary

deletion

play
noun de·le·tion \di-ˈlē-shən\

Medical Definition of deletion

  1. 1:  the absence of a section of genetic material from a gene or chromosome

  2. 2:  the mutational process that results in a deletion





Seen and Heard

What made you want to look up deletion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to make consistent or congruous

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

accomodate accommodate acommadate acommodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ