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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 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

More delights await in the 30-film “Art House Horror” slate of genre classics spanning nearly a century, from the 1922 Swedish silent witchcraft pic “Häxan” and Carl Th.

From Los Angeles Times Oct. 26, 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 Israeli military did not confirm the death but said its troops came under attack overnight when two military vehicles stalled just outside the town of Beit Ummar, near the city of Hebron.

From Reuters Nov. 29, 2022

Th e next morning after breakfast, I told Grover about my dream.

From "The Titan's Curse" 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 next evening we were relieved by the -th Brigade, and once again returned to rest billets.

From Over the Top by Empey, Arthur Guy

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

From History of Phoenicia by Rawlinson, George

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

From Torrent of Portyngale by Unknown

His pictures were ranked with those of Th. de Keijser.

From The Standard Galleries - Holland by Singleton, Esther

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 Jacob, P. L.

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 Johns, C. H. W. (Claude Hermann Walter)

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 Speiser, Felix

This identification is fully confirmed by the engraving made by Th. von Kessel for the Theatrum Pictorium, which shows how these two figures are placed in the composition.

From Giorgione by Cook, Herbert

The statement’s authors, which included researchers from the Harvard T.H.

From The Wall Street Journal Jul. 20, 2026

A new nationwide study led by researchers at the Harvard T.H.

From Science Daily Feb. 24, 2026

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

From BBC Jan. 16, 2026

That’s a conservative estimate, as Atul Gawande of Harvard’s T.H.

From Salon Jan. 4, 2026

As for example, an essay entitled "Scottish Mason's Marks Compared with Those of Other Countries," by Prof. T.H.

From The Builders A Story and Study of Masonry by Newton, Joseph Fort

Investors Intelligence’s tally of opinions showed bulls topping bears by 40 percentage points, a reading in the 90 th percentile of positivity, according to Jeff deGraaf, founder and chairman of Renaissance Macro Research.

From Barron's Feb. 13, 2026

Live text commentary will begin from 20:00 GMT on th BBC Sport website and app, covering all the build-up to the main event.

From BBC Nov. 10, 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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