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ha

1 American  
[hah] / hɑ /
Or hah

interjection

  1. (used as an exclamation of surprise, interrogation, suspicion, triumph, etc.)


ha 2 American  

abbreviation

  1. hectare; hectares.


ḥā 3 American  
[khah] / xɑ /

noun

  1. the sixth letter of the Arabic alphabet, representing a pharyngeal spirant consonant.


4 American  
[hah] / hɑ /

noun

  1. the 26th letter of the Arabic alphabet, representing a glottal spirant consonant sound.


Ha 5 American  
Symbol, Chemistry, Physics.
  1. hahnium.


h.a. 6 American  

abbreviation

  1. Gunnery. high angle.

  2. in this year.


ha 1 British  
/ hɑː /

interjection

  1. an exclamation expressing derision, triumph, surprise, etc, according to the intonation of the speaker

  2. (reiterated) a representation of the sound of laughter

"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

Ha 2 British  

abbreviation

  1. Hawaii

"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

ha 3 British  

symbol

  1. hectare

"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.a. 4 British  

abbreviation

  1. hoc anno

"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 ha1

Middle English word dating back to 1250–1300; ha-ha 1

Origin of ḥā3

From Arabic

Origin of 4

From Arabic

Origin of h.a.6

h.a. ( def. 2 ) < Latin hōc annō

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.

“Ha, ha! Watch out for the road apples! The dung cart missed a few!”

From Literature

Ongoing geopolitical tensions have continued to support safe-haven demand for the precious metal, Exness’ Van Ha Trinh says in an email.

From The Wall Street Journal

Ha’la is a name my parents found in a baby book that means unexpected gift.

From The Wall Street Journal

Across the way, the words “ha,” “he” and “ho” cascade from the ceiling like a shape poem.

From The Wall Street Journal

Netón Vega, “Me Ha Costado” Netón Vega’s sprawling debut album “Mi Vida Mi Muerte” makes a formidable attempt to define the rapidly-shifting sound of corridos tumbados, courtesy of one of the genre’s eminent songwriters.

From Los Angeles Times