正号

正号	zhèng hào	(math.) plus sign (+)
正	zhēng	first month of the lunar year
正	zhèng	straight / upright / proper / main / principal / to correct / to rectify / exactly / just (at that time) / right (in that place) / (math.) positive
号	háo	roar / cry / CL:个
号	hào	ordinal number / day of a month / mark / sign / business establishment / size / ship suffix / horn (wind instrument) / bugle call / assumed name / to take a pulse / classifier used to indicate number of people