Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
extension

ex·ten·sion

extension

 
pronunciation:
ihk sten shn
part of speech: noun
definition 1: something that makes another thing larger or longer; addition.
They are building an extension to the old school building.
synonyms:
addition
similar words:
accessory, branch, part, piece
definition 2: an extra amount of time.
The teacher gave her an extension on her homework.
antonyms:
contraction
definition 3: an extra telephone line connected to the main line.
Dial the number for the office and ask for Mr. Swan's extension.
derivations: extensional (adj.), extensionality (n.)