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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 Department of Health and Human Services did not reply to requests from The Times.

From Los Angeles Times Mar. 31, 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 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 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 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 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 ordinary termination of feminine singular nouns is -th, not -h.

From History of Phoenicia by Rawlinson, George

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

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

In § 1702 Th. and Pr. he places much confidence on a particular sign of water in the chest, and remarks, that the same sign is not produced by the presence of pus.

From Cases of Organic Diseases of the Heart by Warren, John Collins

A few days later I started for Hog Harbour, for the plantation of the Messrs. Th., near which I meant to attend a great feast, or “sing-sing.”

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

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 Vinogradoff, Paul

The skin is usually wrinkled, and in B. viridis, Thalassema lankesteri, Th. baronii, Hamingia arctica, and in the larva of many species, is of a lively green colour.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" by Various

It really shows there may not be a safe level,” said Cindy W. Leung, associate professor of public health nutrition at Harvard T.H.

From The Wall Street Journal Jun. 3, 2026

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

From Salon May 7, 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

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

From BBC Jan. 16, 2026

There is therefore strong reason for tracing the Caecilians directly from the Stegocephalia, as was the view of T.H.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" by Various

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

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

Inter Milan defender Dumfries deservedly won the player of the match accolade, Van Gaal's main weapon as the left side of th US defence was brutally, and repeatedly, exposed.

From BBC Dec. 3, 2022

“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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