| ALANIN | • alanin n. Archaic form of alanine. • ALANIN n. an amino acid, also ALANINE. |
| CYANIN | • cyanin n. Alternative form of cyanine. • CYANIN n. a blue dye, also CYANINE. |
| GUANIN | • guanin n. Dated form of guanine. • GUANIN n. a yellowish-white, amorphous substance, forming a constituent of nucleic acids, also GUANINE. |
| URANIN | • uranin n. (Chemistry) An alkaline salt of fluorescein, used as a brownish-red dye. • URANIN n. an alkaline salt of fluorescein, obtained as a brownish red substance, used as a dye. |
| MELANIN | • melanin n. (Biochemistry) Any of a group of naturally occurring dark pigments, especially the pigment found in… • MELANIN n. any of various dark brown or black pigments present in the hair, skin, eyes, etc. |
| SOLANIN | • solanin n. Alternative form of solanine. • SOLANIN n. a poisonous alkaloid glucoside extracted from the berries of common nightshade, also SOLANINE. |
| MANGANIN | • manganin n. Any of several alloys of copper, manganese and nickel used in the manufacture of electrical resistors… • MANGANIN n. an alloy of copper, manganese, and nickel. |
| SAFRANIN | • safranin n. A biological stain used in histology and cytology. • SAFRANIN n. the yellow colouring matter in saffron; a coal tar derivative which dyes yellowish red, also SAFRANINE. |
| EUMELANIN | • eumelanin n. A dark brown pigment related to melanin. • EUMELANIN n. any melanin pigment of darker type. |
| BETACYANIN | • betacyanin n. Any of the betalain pigments which appear reddish to violet, found in beets, chard, and Amaranthus tricolor. • BETACYANIN n. any one of a group of red nitrogenous pigments found in certain plants, such as beetroot. |
| HEMOCYANIN | • hemocyanin n. (Biochemistry) a blue copper-containing respiratory pigment (a metalloprotein) found in most molluscs… • HEMOCYANIN n. a colourless copper-containing respiratory pigment in the circulatory fluid of various arthropods and mollusks, also HAEMOCYANIN. |
| ANTHOCYANIN | • anthocyanin n. (Botany, organic chemistry) Any of many water-soluble red to violet plant pigments related to the flavonoids… • ANTHOCYANIN n. a glucoside plant pigment, violet in neutral, red in acid, blue in alkaline cell-sap, also ANTHOCYAN. |
| HAEMOCYANIN | • haemocyanin n. (British spelling) Alternative spelling of hemocyanin. • HAEMOCYANIN n. an oxygen-carrying pigment in arachnids, equivalent to haemoglobin in mammals. |
| PHYCOCYANIN | • phycocyanin n. (Biochemistry) A pigment from the light-harvesting phycobiliprotein family, along with allophycocyanin… • PHYCOCYANIN n. any of various bluish-green protein pigments in the cells of cyanobacteria. |
| PHAEOMELANIN | • phaeomelanin n. Alternative spelling of pheomelanin. • PHAEOMELANIN n. a reddish-brown pigment in animals, including birds. |
| PHENYLALANIN | • phenylalanin n. Dated form of phenylalanine. • PHENYLALANIN n. an essential amino acid present in most proteins, also PHENYLALANINE. |
| PLASTOCYANIN | • plastocyanin n. (Biochemistry) A important copper-containing protein, involved in electron transfer. • PLASTOCYANIN n. a copper-containing protein that acts as an intermediary in photosynthetic electron transport. |
| PHTHALOCYANIN | • phthalocyanin n. Alternative form of phthalocyanine. • PHTHALOCYANIN n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANINE. |