Ha: Encyclopedia - Ha

Ha

HA, Ha, and ha can refer to various things, depending on case.

The all-uppercase HA may refer to:

• the HA! comedy channel, one of the precursors to Comedy Central
• the British Rail pre-TOPS classification for twenty-four electric locomotives, later known as Class 71
• Haiti (FIPS 10-4 country code)
• Hawaiian Holdings Inc., formerly Hawaiian Airlines (IATA airline designator)
• Hells Angels, a motorcycle club
• hemagglutination assay, in virology
• high availability, as in a high-availability cluster
• home automation
• HA postal area

Ha can mean:

• Ha, a letter of Cyrillic alphabet
• Ha, Bhutan
• Ha (mythology), a minor deity in Egyptian mythology
• the former symbol for chemical element 105, first called hahnium (Ha), later given the systematic name, unnilpentium, and now called dubnium (Db)
• the Hartmann number, in physics
• an interjection used to express joy, surprise, or laughter
• Ha, a book by Osamu Dazai
• は　＆　ハ, a letter in the Japanese Katakana and Hiragana
• a common prefix in Hebrew indicating the definite article.
• the Spanish pronunciation of the letter G
• 'if' in Hungarian

ha can mean:

• hectare (ha), unit of surface area. 1 hectare = 10 000 m²
• the ISO 639 alpha-2 language code for the Hausa language

hA can mean:

• Hectoampere, an SI unit of electric current (worth 100 A)

Category: Lists of two-letter combinations

Adapted from the Wikipedia article "Ha", under the G.N U Free Docmentation License. Please also see http://en.wikipedia.org/wiki