Dictionary.com
Thesaurus.com
Synonyms

intro

1 American  
[in-troh] / ˈɪn troʊ /

noun

Informal.

plural

intros
  1. an introduction.

  2. the introductory passage of a piece for a jazz or dance band.


intro- 2 American  
  1. a prefix, meaning “inwardly,” “within,” occurring in loanwords from Latin (introspection ); occasionally used in the formation of new words (introjection ).


intro. 3 American  
Or introd

abbreviation

  1. introduce.

  2. introduced.

  3. introducing.

  4. introduction.

  5. introductory.


intro. 1 British  

abbreviation

  1. introduction

  2. introductory

"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

intro 2 British  
/ ˈɪntrəʊ /

noun

  1. informal short for introduction

"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

intro- 3 British  

prefix

  1. in, into, or inward

    introvert

"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

Etymology

Origin of intro1

First recorded in 1895–1900; shortening of introduction

Origin of intro-2

< Latin, representing intrō (adv.) inwardly, within