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)
大蔵省【おおくらしょう】
Ministry of Finance (1869-2001), Ministry of the Treasury (under the ritsuryō system)
大統領【だいとうりょう】
president (of a nation), big man, boss, buddy, mate
拡大【かくだい】
expansion, extension, magnification, enlargement, escalation, spread
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)
大手【おおて】
major company, big company, front castle gate, force attacking the front of a castle
大使【たいし】
ambassador
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
大変【たいへん】
very, greatly, terribly, awfully, immense, enormous, great, serious, grave, dreadful, terrible, difficult, hard, challenging, major incident, disaster
大量【たいりょう】
large quantity, massive (quantity), mass (e.g. mass production, mass transit, mass destruction)
大型【おおがた】
large, large-sized, large-scale, big
重大【じゅうだい】
serious, important, significant, grave, weighty
大臣【だいじん】
cabinet minister
大人【おとな】
adult, grown-up
大半【たいはん】
majority, more than half, most (of), mostly, largely, mainly, predominately, nearly
大使館【たいしかん】
embassy
大規模【だいきぼ】
large-scale