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  • Th
    Th
    thorium.
  • -th
    -th
    a suffix forming nouns of action (birth ) or abstract nouns denoting quality or condition (depth; length; warmth ).
  • Th.
    Th.
    abbreviation
    Thursday.
  • T.H.
    T.H.
    abbreviation
    Territory of Hawaii.
  • th
    th
    abbreviation
    Thailand

Th

1 American  
Symbol, Chemistry.
  1. thorium.


-th 2 American  
  1. a suffix forming nouns of action (birth ) or abstract nouns denoting quality or condition (depth; length; warmth ).


-th 3 American  
  1. a suffix used in the formation of ordinal numbers (fourth, tenth ), in some cases, added to altered stems of the cardinal (fifth; twelfth ).


-th 4 American  
  1. variant of -eth.

    doth.


Th. 5 American  

abbreviation

  1. Thursday.


T.H. 6 American  

abbreviation

  1. Territory of Hawaii.


-th 1 British  

suffix

  1. (from verbs) indicating an action or its consequence

    growth

  2. (from adjectives) indicating a quality

    width

"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

-th 2 British  

suffix

  1. forming ordinal numbers

    fourth

    thousandth

"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

Th 3 British  

symbol

  1. thorium

"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

th 4 British  

abbreviation

  1. Thailand

"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 -th2

Middle English -th ( e ), Old English -thu, -tho, -th (variant -t after a velar, f, or s ); cognate with Gothic -itha, Latin -tus, Greek -tos

Origin of -th3

Middle English -the, -te, Old English -tha, -the (variant -ta after f or s ); cognate with Old Norse -thi, -di, Latin -tus, Greek -tos; see -eth 2


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.

See Examples For:

Th suit claims they failed to take action despite Vidal’s testimony vindicating Saldana.

From Los Angeles Times ● Nov. 17, 2025

Th M23's advance has resulted in tens of thousands being forced from their homes - adding to the the nearly seven million who have fled because of multiple conflicts in the east.

From BBC ● Feb. 15, 2024

Th DJ's father was murdered before he was born, but he has a strong bond with his mother and younger brothers - and is driven to succeed.

From BBC ● Jun. 13, 2023

Th critically acclaimed and popular series “The Bear” debuted its first season last June, but it was too late for the 2022 Emmy Awards.

From Seattle Times ● Apr. 11, 2023

Th e sound of the chenda mushroomed over the temple, accentuating the silence of the encompassing night.

From "The God of Small Things" by Arundhati Roy

Which, he notes, is not the case with, say, "big thing" or "big thighs," both of which give your tongue the space to bridge that awkward transition from "-ig" to "-th."

From Seattle Times ● May 19, 2011

The ordinary termination of feminine singular nouns is -th, not -h.

From History of Phoenicia by George Rawlinson

The present singular, 3rd person, of the indicative, ends both in -es or -s, and -eth or -th, the former being the more usual.

From The Lay of Havelok the Dane by Unknown

The next evening we were relieved by the -th Brigade, and once again returned to rest billets.

From Over the Top by Arthur Guy Empey

Strength -th is a true word; fowl or fugel -l is no true word.

From A Handbook of the English Language by R. G. (Robert Gordon) Latham

These sentences, which should be read in the light of the context, will be found in Goethe's Dichtung und Wahrheit, Th. iii.

From The Works of Lord Byron, Vol. 7. Poetry by Ernest Hartley Coleridge

Owing to the good treatment of their hands the Messrs. Th. have always had enough labourers, and have been able to develop their plantation wonderfully.

From Two Years with the Natives in the Western Pacific by Felix Speiser

Puis Th. n'osa pas demurrer; mes dit qil ne fuit pas soun villein de soun manoire de C. Prest etc.

From Villainage in England Essays in English Mediaeval History by Paul Vinogradoff

V. A. Th. denotes a text in the Berlin Museum.

From Babylonian and Assyrian Laws, Contracts and Letters by C. H. W. (Claude Hermann Walter) Johns

Besides the cultivation of their plantation the Messrs. Th. plied a flourishing trade in coprah and sandalwood all along the west coast of Santo, which they visited frequently in their cutter.

From Two Years with the Natives in the Western Pacific by Felix Speiser

“The best outbreak investigation we have contradicts the message we have of close, prolonged contact,” says Joseph Allen, a professor and director of the Healthy Buildings program at Harvard T.H.

From The Wall Street Journal ● May 16, 2026

For example, a review in August 2025 led by Dr Andrew Baccarelli, dean of the Harvard T.H.

From BBC ● Jan. 16, 2026

Exhaled breath samples were collected daily using the Gesundheit II machine, invented by Milton and colleagues at Harvard T.H.

From Science Daily ● Jan. 11, 2026

She holds a master in public health degree Harvard University's T.H.

From Salon ● Sep. 24, 2025

Next year he became pathologist to the Haslar hospital, where T.H.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4 "Cincinnatus" to "Cleruchy" by Various

A surge in the Japanese currency sent th 10-year Treasury soaring.

From Barron's ● Aug. 1, 2026

The disease is caused by repeated blows to the head and has bee nfound in th ebrains of dozens of former NFL players.

From BBC ● Sep. 26, 2025

Gigi Hadid, 28, and her sister Bella Hadid, 27, two of the most famous fashion models in the world, were born in th U.S. and grew up in Southern California.

From Washington Times ● Nov. 28, 2023

Some of the band’s greatest hits include “Uma Thurman,” “Sugar, We’re Goin Down,” “Dance, Dance” and “Thnks fr th Mmrs.”

From Los Angeles Times ● Jan. 19, 2023

“You got to wait a little bit,” Zannikos said to a pride of elegant women who had spent the morning at the Whitney Museum of American Art, across Madison Avenue at 75 th Street.

From "Class Matters" by The New York Times

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