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  • ta
    ta
    interjection
    thank you.
  • noun
    the third letter of the Arabic alphabet.
  • ṭā
    ṭā
    noun
    the 16th letter of the Arabic alphabet.
  • Ta
    Ta
    tantalum.
  • TA
    TA
    abbreviation
    teaching assistant.

ta

1 American  
[tah] / tɑ /

interjection

British Slang.
  1. thank you.


2 American  
[tah] / tɑ /

noun

  1. the third letter of the Arabic alphabet.


ṭā 3 American  
[tah] / tɑ /

noun

  1. the 16th letter of the Arabic alphabet.


Ta 4 American  
Symbol, Chemistry.
  1. tantalum.


TA 5 American  

abbreviation

  1. teaching assistant.

  2. transactional analysis.

  3. transit authority.


TA 1 British  

abbreviation

  1. Territorial Army (now superseded by TAVR )

"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

Ta 2 British  

symbol

  1. tantalum

"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

ta 3 British  
/ tɑː /

interjection

  1. informal thank you

"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 ta1

First recorded in 1765–75; by infantile shortening and alteration

Origin of 2

From Arabic

Origin of ṭā3

From Arabic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

TA Securities maintains a hold rating and keeps the target price at 1.26 ringgit.

From The Wall Street Journal • May 6, 2026

“But it wasn’t about the TA anymore. It was about the coalition. It was about sticking together. It was about power and unity. ... My folks were not used to that.”

From Los Angeles Times • Apr. 18, 2026

TA Securities upgrades Sunway’s rating to buy from hold and trims its stock target price to 5.75 ringgit from 6.25 ringgit.

From The Wall Street Journal • Apr. 7, 2026

TA Securities raises Maybank’s target price to MYR13.30 from MYR12.40, while maintaining a buy rating on the stock.

From The Wall Street Journal • Feb. 27, 2026

As she picks up each piece of mail, addressed to this or that faculty member or TA, she begins putting it into the appropriate box, matching name to name.

From "The Namesake" by Jhumpa Lahiri

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