ha

¹

or hah

[ hah ]

interjection

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

ha

²

abbreviation for

1. hectare; hectares.

ḥā

³

[ khah ]

noun

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

hā

⁴

[ hah ]

noun

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

Ha

⁵

Symbol, Chemistry, Physics.

1. hahnium.

h.a.

⁶

abbreviation for

1. Gunnery. high angle.
2. in this year.

ha

¹

/ 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

Ha

²

abbreviation for

1. Hawaii

ha

³

symbol for

1. hectare

h.a.

⁴

abbreviation for

1. hoc anno

Word History and Origins

Origin of ha¹

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

Origin of ha²

From Arabic

Origin of ha³

From Arabic

Origin of ha⁴

h.a. ( def 2 ) < Latin hōc annō

Word History and Origins

Origin of ha¹

Latin: in this year

Example Sentences

Untrained artist H.A. Rey (né Hans Augusto Reyersbach) and his wife, photographer Margret (née Margarete Waldstein).

From The Daily Beast

Anne Frank had her diary, and H.A. and Margret Rey had their inquisitive illustrated monkey.

From The Daily Beast

To make the images print-ready, H.A. tediously redrew his watercolor images as color separations, layer by layer.

From The Daily Beast

H.A. Hellyer is fellow at the Centre for Research in Ethnic Relations at Britain's University of Warwick.

From The Daily Beast