follow Dictionary.com

8 Wintry Words to Defrost Your Vocabulary

extender

[ik-sten-der] /ɪkˈstɛn dər/
noun
1.
a substance added to another substance, as to paint or food, to increase its volume or bulk:
to add cereal and soy protein to hamburger as extenders.
2.
Photography, See under converter (def 8).
Origin
1605-1615
1605-15; extend + -er1

converter

[kuh n-vur-ter] /kənˈvɜr tər/
noun
1.
a person or thing that converts.
2.
Electricity. a device that converts alternating current to direct current or vice versa.
3.
Metallurgy. a chamber or vessel through which an oxidizing blast of air is forced, as in making steel by the Bessemer process.
4.
Television. decoder (def 5).
5.
Radio and Television. an auxiliary device that permits a receiver to pick up frequencies or channels for which it was not originally designed.
6.
Physics. a reactor for converting one kind of fuel into another kind.
7.
a person who is engaged in converting textile fabrics, especially cotton cloths, from the raw state into the finished product ready for the market by bleaching, dyeing, etc.
8.
Also called converter lens. Photography. an additional lens attached to a lens in use on a camera to alter focal length, mounted in front of a lens to produce a wide-angle effect (wide-angle converter) or between the lens and the camera body to produce a telephoto effect (teleconverter or extender)
Also, convertor.
Origin
1525-35; convert + -er1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for extenders

converter

/kənˈvɜːtə/
noun
1.
a person or thing that converts
2.
(physics)
  1. a device for converting alternating current to direct current or vice versa
  2. a device for converting a signal from one frequency to another or from analogue to digital forms
3.
a vessel in which molten metal is refined, using a blast of air or oxygen See also Bessemer converter, L-D converter
4.
short for converter reactor
5.
(computing) a device for converting one form of coded information to another, such as an analogue-to-digital converter

extender

/ɪkˈstɛndə/
noun
1.
a person or thing that extends
2.
a substance, such as French chalk or china clay, added to paints to give them body and decrease their rate of settlement
3.
a substance added to glues and resins to dilute them or to modify their viscosity
4.
a substance added to elastomers to assist the plasticizer
5.
(printing) the part of certain lower-case letters that extends either above (the ascender) or below (the descender) the body of the letter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for extenders

converter

n.

1530s, agent noun from convert (v.). Of machinery, from 1867.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
extenders in Science
converter
  (kən-vûr'tər)   
  1. An electrical device that changes the form of an electric signal or power source, as by converting alternating current to direct current, or an analog signal to a digital signal. Compare rectifier, transformer.

  2. An electronic device that changes the frequency of a radio or other electromagnetic signal.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for extender

Few English speakers likely know this word

Word Value for extenders

17
18
Scrabble Words With Friends

Quotes with extenders