Ha

ha

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. 10 Feb. 2012 <http://www.encyclopedia.com>.

T. F. HOAD. "ha." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O27-ha.html

T. F. HOAD. "ha." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-ha.html

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ha

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

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"ha." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

"ha." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O999-ha005.html

"ha." The Oxford Pocket Dictionary of Current English. 2009. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-ha005.html

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Ha

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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"Ha." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

"Ha." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1E1-IX-Ha.html

"Ha." The Columbia Encyclopedia, 6th ed.. 2008. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-IX-Ha.html

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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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"Hα." A Dictionary of Astronomy. 1997. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

"Hα." A Dictionary of Astronomy. 1997. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O80-H.html

"Hα." A Dictionary of Astronomy. 1997. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O80-H.html

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HA

HA Abbr. for hour angle.

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"HA." A Dictionary of Astronomy. 1997. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

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"HA." A Dictionary of Astronomy. 1997. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O80-HA.html

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ha

ha See hectare.

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MICHAEL ALLABY. "ha." A Dictionary of Ecology. 2004. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "ha." A Dictionary of Ecology. 2004. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O14-ha.html

MICHAEL ALLABY. "ha." A Dictionary of Ecology. 2004. Retrieved February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O14-ha.html

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ha

haaargh, 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." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. 10 Feb. 2012 <http://www.encyclopedia.com>.

"ha." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. (February 10, 2012). http://www.encyclopedia.com/doc/1O233-ha.html

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ha

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. 10 Feb. 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. (February 10, 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 February 10, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O25-ha.html

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