Hoeh-hêng (血型) sī tùi hoeh-e̍k hun-luī ê hong-sek, it-poaⁿ sī âng-hoeh-kiû ê hun-hêng. Hun-luī sī kun-kù âng-hoeh-kiû ê piáu-bīn kám ū chûn-chāi khòng-goân bu̍t-chit. Khòng-goân bu̍t-chit ē-sái sī tàn-pe̍k-chit, Carbohydrate, Glycoprotein kah Glycolipid.

Hoeh-hêng ê hun-luī.