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  • a variation of hr..
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  • h
    h
    abbreviation
  • H
    H
    noun
    the eighth letter of the English alphabet, a consonant.
  • h.
    h.
    abbreviation
    harbor.
  • H.
    H.
    abbreviation
    (in prescriptions) an hour.
Synonyms

h

1 American  

abbreviation

  1. hard.


h 2 American  
Symbol, Physics.
  1. Planck's constant.


H 3 American  
[eych] / eɪtʃ /
Or h

noun

  • H's,
    plural
  • Hs,
    plural
  • h's,
    plural
  • hs
    plural
  1. the eighth letter of the English alphabet, a consonant.

  2. any spoken sound represented by the letter H or h, as in hot or behave.

  3. something having the shape of an H .

  4. a written or printed representation of the letter H or h.

  5. a device, as a printer's type, for reproducing the letter H or h.


H 4 American  

abbreviation

  1. hard.

  2. Grammar. head.

  3. Electricity. henry.

  4. Slang. heroin.

  5. high.


H 5 American  
Symbol.
  1. the eighth in order or in a series.

  2. (sometimes lowercase) the medieval Roman numeral for 200.

  3. Chemistry. hydrogen.

  4. Biochemistry. histidine.

  5. Physics.

    1. enthalpy.

    2. horizontal component of the earth's magnetic field.

    3. magnetic intensity.

  6. Music. the letter used in German to indicate the tone B.


h. 6 American  
Or H.

abbreviation

  1. harbor.

  2. hard.

  3. hardness.

  4. heavy sea.

  5. height.

  6. hence.

  7. high.

  8. Baseball. hit; hits.

  9. horns.

  10. Also hr. hour; hours.

  11. hundred.

  12. husband.


H. 7 American  

abbreviation

  1. (in prescriptions) an hour.


H 1 British  

symbol

  1. chem hydrogen

  2. physics

    1. magnetic field strength

    2. Hamiltonian

  3. electronics henry or henries

  4. thermodynamics enthalpy

  5. (on Brit pencils, signifying degree of hardness of lead) hard Compare B

    H

    2H

    3H

  6. slang heroin

"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

abbreviation

  1. Hungary (international car registration)

"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
h 2 British  
/ eɪtʃ /

noun

  1. the eighth letter and sixth consonant of the modern English alphabet

  2. a speech sound represented by this letter, in English usually a voiceless glottal fricative, as in hat

    1. something shaped like an H

    2. ( in combination )

      an H-beam

"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

h. 3 British  

abbreviation

  1. harbour

  2. height

  3. hour

  4. husband

"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

h 4 British  

symbol

  1. physics Planck constant

  2. hecto-

  3. chess See algebraic notation

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of H.

From the Latin word hōra

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:

Mr Issa says h works "six-and-a-half days a week", often popping up at stores across the country.

From BBC Feb. 29, 2024

Bee balm is a great addition to any existing pesto recipe as it blends well wit h basil.

From Salon Jan. 31, 2024

The present protocol takes between 24 h and 2 months, depending on the test of interest, and can be applied by students, academics, environmental risk assessors and industries.

From Science Daily Oct. 10, 2023

At the beginning of a word, the letter h is never followed by a consonant.

From Textbooks Apr. 19, 2023

Profesora Shields had told us to pronounce the letter h, even at the beginning of words.

From "The Book of Unknown Americans" by Cristina Henríquez

The news was first revealed Thursday during a Hall H panel at San Diego Comic-Con.

From Los Angeles Times Jul. 24, 2026

The studio skipped last year's event, but will be back at the coveted Hall H on Saturday to promote "Avengers: Doomsday," which is slated to premiere in December.

From Barron's Jul. 23, 2026

Like H Mart itself, Kwon writes, the cookbook is intended both as an introduction to Korean cooking and as a point of connection for second- and third-generation Korean Americans.

From Salon Jul. 23, 2026

The company expects to issue 341.6 million H shares in the offering, which could occur as early as the third quarter of this year.

From The Wall Street Journal Jul. 13, 2026

She has put an X over the H in Heart and written a lowercase h.

From "Mockingbird" by Kathryn Erskine

The starts of sessions 1 and 3 were separated by 24 h. c, Summary of stability across all 882 SMT-modulated CA1 cells.

From Nature Mar. 28, 2017

Bunny Williams for Ballard Designs Tortoise blown-glass hurricane lamp, 16" h. x 6" dia.;

From Architectural Digest Dec. 1, 2014

Screen print of Sweet Dreams, Baby! by Roy Lichtenstein, 35.5" h. x 25.5" w.;

From Architectural Digest Oct. 8, 2014

They are specially built, low-wing monoplanes, windowless, with retractable landing gear, designed to fly 170 m. p. h. with half-ton loads.

From Time Magazine Archive

The average of skulls of adults is smaller than the skull of an adult of T. h. preblei from Yerrick Creek, Alaska.

From Mammals taken Along the Alaska Highway by Rollin H. (Rollin Harold) Baker

After reviewing extensive mental health examinations of Lavie by defense experts, Judge Diego H. Edber questioned her truthfulness.

From Los Angeles Times Aug. 11, 2026

Among the medical pioneers responsible for the breakthrough was Solomon H. Snyder.

From The Wall Street Journal Jul. 28, 2026

Vincent H. Smith is a nonresident senior fellow and the director of agricultural policy studies at the American Enterprise Institute.

From MarketWatch Jul. 24, 2026

Prosecutors say Twana H. S. and Asia R. A. were married there according to Islamic law and became members of Islamic State between October 2015 and December 2017.

From BBC Jul. 13, 2026

I searched for the name of H. G. Burt, the suspect in W. W. Vaughan’s killing.

From "Killers of the Flower Moon" by David Grann

Preparation H’s blue and yellow package and blocky white logo appear sober by comparison.

From The Wall Street Journal Dec. 21, 2025

Junior H’s meteoric rise was made evident through 2024’s streaming data.

From Los Angeles Times Apr. 10, 2025

“I think he really makes us go. You know, we all respect him so much. H’s a great leader, and, that’s nice to see him get rewarded with a couple of goals.”

From Seattle Times Feb. 17, 2024

Latvia and Canada will play for Group H’s top spot on Tuesday.

From Washington Times Aug. 27, 2023

She felt a twinge of embarrassment about the “handsome,” but she had run out of H’s and, frankly, she did find Simon pleasing to look at.

From "The Unseen Guest" by Maryrose Wood

The layout resembled two Hs — H-H — giving each apartment three exposures to natural light.

From Washington Post Aug. 5, 2022

Hs son, Michael, and grandson, Marco, each started 16 more 500s without a win.

From Seattle Times May 24, 2022

Hs 75-yard touchdown was reminiscent of his glory days with the Eagles.

From Los Angeles Times Sep. 28, 2021

"Hs pace of play was good, his conditioning was good. He looked like he was certainly ready to play, and prepared to play," Hynes said.

From Fox News Jan. 23, 2021

Hs hand was trembling as he put the phone down.

From "Catch-22" by Joseph Heller

It's a strong opening line, picking up on the hard h's of the title, powering in to the poem.

From The Guardian Jul. 12, 2011

The usually natty Mr. Truman seemed almost rumpled after a day that began at 5 a.m.; by late afternoon h's shirt was mussed and his four-point breast-pocket handkerchief had lost its Esquire esprit.

From Time Magazine Archive

All that year, and the next, and the next, and the next, Wheeler and h's comrades fought the French from end to end of the peninsula.

From Time Magazine Archive

Under those terms, the peasant is neither able nor eager to improve the land or h's farming methods.

From Time Magazine Archive

Scanning through the h’s, I find no Henkles listed in town, or in the neighboring towns.

From "A Mango-Shaped Space" by Wendy Mass

However says she hs no plans to put down her camera just yet.

From BBC May 18, 2025

That show — the first ever devoted exclusively to hs work — brought together 21 paintings and revealed many new insights.

From New York Times Feb. 3, 2023

David Spade's mother, Judy, attends a taping of his show "Lights Out," on her birthday and suggests he goes too far in hs monologue sometimes, which prompts him to cut some jokes.

From Salon May 10, 2020

After his maiden victory in hs first race he has never raced below the allowance level.

From Los Angeles Times Jan. 10, 2020

When in New-York, he confessed to me that he should like immensely to find some town where the people imagined that all Englishmen transposed their hs, and give one of his lectures in that style.

From The Atlantic Monthly, Volume 13, No. 77, March, 1864 by Various

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