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ha

or hah

[ hah ]
/ hɑ /
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interjection
(used as an exclamation of surprise, interrogation, suspicion, triumph, etc.)
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Which of the following nouns has an irregular plural form?

Origin of ha

Middle English word dating back to 1250–1300; see origin at ha-ha1

Other definitions for ha (2 of 6)

ha

abbreviation
hectare; hectares.

Other definitions for ha (3 of 6)

Ha

Symbol, Chemistry, Physics.

Other definitions for ha (4 of 6)

[ hah ]
/ hɑ /

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

Origin of

From Arabic

Other definitions for ha (5 of 6)

ḥā
[ khah ]
/ xɑ /

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

Origin of ḥā

From Arabic

Other definitions for ha (6 of 6)

h.a.

abbreviation
Gunnery. high angle.
in this year.

Origin of h.a.

(def. 2) <Latin hōc annō
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use ha in a sentence

British Dictionary definitions for ha (1 of 4)

ha1

hah

/ (hɑː) /

interjection
an exclamation expressing derision, triumph, surprise, etc, according to the intonation of the speaker
(reiterated) a representation of the sound of laughter

British Dictionary definitions for ha (2 of 4)

ha2

symbol for
hectare

British Dictionary definitions for ha (3 of 4)

Ha

abbreviation for
Hawaii

British Dictionary definitions for ha (4 of 4)

h.a.

abbreviation for
hoc anno

Word Origin for h.a.

Latin: in this year
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
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