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Ha

ha

The Concise Oxford Dictionary of English Etymology | 1996 | | Copyright

ha excl. denoting surprise, joy, scorn, suspicion, etc. XIII; †eh? XVI; in hesitating speech XVII.
So in many other langs., but not found in OE. in its simple form (cf. HA-HA1).
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T. F. HOAD. "ha." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 26 May. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "ha." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (May 26, 2012). http://www.encyclopedia.com/doc/1O27-ha.html

T. F. HOAD. "ha." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved May 26, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-ha.html

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ha

The Oxford Pocket Dictionary of Current English | 2009 | Copyright

ha1 / hä/ (also hah) • interj. used to express surprise, suspicion, triumph, or some other emotion. ha2 • abbr. hectare(s).

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Ha

The Columbia Encyclopedia, 6th ed. | 2011 | Copyright

Ha formerly the suggested symbol for the name hahnium, which was applied variously to two elements, now called dubnium and hassium .

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Hα

A Dictionary of Astronomy | 1997 | Copyright

Hα The strongest line of hydrogen in the Balmer series. Its wavelength is 656.3 nm, in the red part of the optical spectrum.
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HA

A Dictionary of Astronomy | 1997 | Copyright

HA Abbr. for hour angle.
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ha

A Dictionary of Ecology | 2004 | | Copyright

ha See hectare.
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MICHAEL ALLABY. "ha." A Dictionary of Ecology. 2004. Encyclopedia.com. 26 May. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "ha." A Dictionary of Ecology. 2004. Encyclopedia.com. (May 26, 2012). http://www.encyclopedia.com/doc/1O14-ha.html

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ha

Oxford Dictionary of Rhymes | 2007 | Copyright

ha •aargh, Accra, afar, ah, aha, aide-mémoire, ajar, Alcazar, are, Armagh, armoire, Artois, au revoir, baa, bah, bar, barre, bazaar, beaux-arts, Bekaa, bête noire, Bihar, bizarre, blah, Bogotá, Bonnard, bra, cafard, café noir, Calabar, car, Carr, Castlebar, catarrh, Changsha, char, charr, cigar, comme ci comme ça, commissar, coup d'état, de haut en bas, devoir, Dhofar, Directoire, Du Bois, Dumas, Dunbar, éclat, embarras de choix, escritoire, fah, famille noire, far, feu de joie, film noir, foie gras, Fra, galah, gar, guar, guitar, ha, hah, ha-ha, Halacha, hurrah, hussar, huzza, insofar, Invar, jar, je ne sais quoi, ka, kala-azar, Kandahar, Khorramshahr, knar, Krasnodar, Kwa, la-di-da, lah, Lehár, Loire, ma, mama, mamma, mar, Mardi Gras, ménage à trois, mirepoix, moire, Navarre, noir, objet d'art, pa, pah, Panama, papa, par, Pará, Paraná, pas, pâté de foie gras, peau-de-soie, pietà, Pinot Noir, pooh-bah, poult-de-soie, pya, rah, registrar, Saar, Salazar, Sana'a, sang-froid, scar, schwa, Seychellois, shah, Shangri-La, shikar, ska, sol-fa, spa, spar, star, Starr, Stranraer, ta, tahr, tar, tartare, tata, tra-la, tsar, Twa, Villa, voilà, waratah, yah

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ha

The Oxford Dictionary of Abbreviations | 1998 | | Copyright

ha symbol for hectare
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FRAN ALEXANDER , PETER BLAIR , JOHN DAINTITH , ALICE GRANDISON , VALERIE ILLINGWORTH , ELIZABETH MARTIN , ANNE STIBBS , JUDY PEARSALL , and SARA TULLOCH. "ha." The Oxford Dictionary of Abbreviations. 1998. Encyclopedia.com. 26 May. 2012 <http://www.encyclopedia.com>.

FRAN ALEXANDER , PETER BLAIR , JOHN DAINTITH , ALICE GRANDISON , VALERIE ILLINGWORTH , ELIZABETH MARTIN , ANNE STIBBS , JUDY PEARSALL , and SARA TULLOCH. "ha." The Oxford Dictionary of Abbreviations. 1998. Encyclopedia.com. (May 26, 2012). http://www.encyclopedia.com/doc/1O25-ha.html

FRAN ALEXANDER , PETER BLAIR , JOHN DAINTITH , ALICE GRANDISON , VALERIE ILLINGWORTH , ELIZABETH MARTIN , ANNE STIBBS , JUDY PEARSALL , and SARA TULLOCH. "ha." The Oxford Dictionary of Abbreviations. 1998. Retrieved May 26, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O25-ha.html

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