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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 political commentator, 36, and her husband Justin Griffin welcomed their first child together, a baby boy, late Tuesday evening, she announced.

From Los Angeles Times Feb. 12, 2026

Th Anne Arundel County Police Department said motorists should anticipate heavy delays in Annapolis and Kent Island for an extended period of time.

From Seattle Times Jan. 27, 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 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 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

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

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

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

From Torrent of Portyngale by Unknown

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

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

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

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 Coleridge, Ernest Hartley

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

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

From The Standard Galleries - Holland by Singleton, Esther

Th. translates 'on the roaring sea,' but adds 'quite conjectural.'

From Elene; Judith; Athelstan, or the Fight at Brunanburh; Byrhtnoth, or the Fight at Maldon; and the Dream of the Rood Anglo-Saxon Poems by Garnett, James Mercer

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

From The Wall Street Journal Jul. 20, 2026

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

From Salon May 7, 2026

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

From Science Daily Feb. 24, 2026

Chronic loneliness is a serious, growing public health concern, says Dr. Jeremy Nobel, a professor at the Harvard T.H.

From Los Angeles Times Feb. 9, 2026

The other chief buildings of the town are the shire hall built in 1842 in the Doric style from designs by T.H.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various

“This year, April 15 falls on a Wednesday. To be safe, I would look at April 10 th or 11 th as the latest to file.”

From Barron's Mar. 28, 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

Koepka, a four-time major champion who now plays on the upstart LIV Golf tour, is four shots ahead of the field after a birdie at th par-5 15th pushed his score to 12 under.

From Seattle Times Apr. 7, 2023

The initial letter of a sen-tence was first capitalised in the 13 th century, but the rule was not consistently applied until the 16th.

From "Eats, Shoots & Leaves" by Author

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