大会【たいかい】
mass meeting, convention, rally, conference, assembly, gathering, tournament, competition, contest, meet, grand event
最大【さいだい】
biggest, greatest, largest, maximum
大幅【おおはば】
big, large, drastic, substantial, full-width cloth (approx. 72 cm wide for traditional Japanese clothing; approx. 140 cm wide for Western clothing)
大学【だいがく】
university, college, former imperial university of Japan (established under the ritsuryō system for the training of government administrators), the Great Learning (one of the Four Books)
大手【おおて】
major company, big company, front castle gate, force attacking the front of a castle
大統領【だいとうりょう】
president (of a nation), big man, boss, buddy, mate
大蔵省【おおくらしょう】
Ministry of Finance (1869-2001), Ministry of the Treasury (under the ritsuryō system)
拡大【かくだい】
expansion, extension, magnification, enlargement, escalation, spread
大国【たいこく】
large country, major nation, great power, province of the highest rank (ritsuryō system)
大切【たいせつ】
important, significant, serious, crucial, precious, valuable, dear, cherished, beloved, careful
大使【たいし】
ambassador
大変【たいへん】
very, greatly, terribly, awfully, immense, enormous, great, serious, grave, dreadful, terrible, difficult, hard, challenging, major incident, disaster
大型【おおがた】
large, large-sized, large-scale, big
大臣【だいじん】
cabinet minister
大半【たいはん】
majority, more than half, most (of), mostly, largely, mainly, predominately, nearly
大量【たいりょう】
large quantity, massive (quantity), mass (e.g. mass production, mass transit, mass destruction)
重大【じゅうだい】
serious, important, significant, grave, weighty
大人【おとな】
adult, grown-up
大使館【たいしかん】
embassy
巨大【きょだい】
huge, gigantic, enormous