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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 King will be presented with the Honours of Scotland at a service in St Giles' Cathedral on 5 July.

From BBC Jun. 30, 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 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 horrible thing was: I could see the family resemblance.

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 Arthur Guy Empey

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 George Rawlinson

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

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

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

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

The tablets are marked V. A. Th., but this mark includes other tablets widely separated in date and found at different sites.

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

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

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

Other coauthors of the study include Chenghao Wang of the University of Oklahoma; and Kari Nadeau of the Harvard T.H.

From Science Daily Dec. 3, 2025

“We got rid of bad fat in the diet, but we didn’t replace it with healthy fat,” said Eric Rimm, a nutrition scientist at the Harvard T.H.

From The Wall Street Journal Oct. 18, 2025

Introduction of the critical study and knowledge of the Holy Scriptures, by T.H.

From A Critical Exposition of the Popular 'Jihád' Showing that all the Wars of Mohammad Were Defensive; and that Aggressive War, or Compulsory Conversion, is not Allowed in The Koran - 1885 by Cherágh Ali

“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

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

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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