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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 clinic administers psychological help, reconstructive surgery and prosthetics to victims for free.

From BBC ● Apr. 10, 2025

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 email also said he called for an internal investigation into the release of the photos, which were given to an unnamed party in September under a public records request.

From Los Angeles Times ● Mar. 21, 2023

Th e good news: the left tunnel was straight with no side exits, twists, or turns.

From "The Battle of the Labyrinth" by Rick Riordan

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 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

The inflexions of the 3rd pers. prs. sg. are -th and -s.

From Torrent of Portyngale by Unknown

Fac-simile of a miniature from a ms. in the Bibl. de l'Arsenal, Th. lat., no 125.

From Manners, Customs, and Dress During the Middle Ages and During the Renaissance Period by P. L. Jacob

For the time taken for its composition and the poet's anticipations of immortality see Th. xii.

From Post-Augustan Poetry From Seneca to Juvenal by Harold Edgeworth Butler

As he comes first, he was probably king of Sippara, where Shamash was the city god, and whence the collections, B1, B2, and V. A. Th., seem, on other grounds, to have come.

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

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

D From the preface to the exceedingly interesting collection by M. Th. de la Villemarqué, of the transmitted songs that are current amongst his Bas Breton countrymen.

From Blackwood's Edinburgh Magazine - Volume 55, No. 344, June, 1844 by Various

The project also included international collaboration with the Harvard T.H.

From Science Daily ● May 19, 2026

“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

According to data from the Centers for Disease Control and Prevention, as cited by the Harvard T.H.

From Salon ● May 7, 2026

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

From BBC ● Jan. 16, 2026

Evans, has been published by Lippincott, Grambo, and Co., with an Introduction by her brother, the distinguished pulpit orator, Rev. T.H.

From Harper's New Monthly Magazine, Vol III, No 13, 1851 by Various

Klymochko noticed in th e 8-K filing External link by Taylor Morrison on Monday that the two companies signed a confidentiality agreement on May 27.

From Barron's ● Jun. 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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