Meaning10**12 · omen · portent · sign · symptoms · trillionOn'yomiチョウKun'yomiきざ.し · きざ.すCommon compounds (5)兆候 ちょうこうsign; indication; omen; symptom兆し きざしsign; indication; omen; symptom前兆 ぜんちょうomen; portent; sign; presage; harbinger; premonition; precursor; foreboding; presentiment吉兆 きっちょうlucky omen; good omen兆 ちょう10^12; 1,000,000,000,000; trillion