margaric acid Word Origin noun Chemistry.
- a colorless, crystalline, water-insoluble, fatty acid, C17H34O2, resembling stearic acid, obtained from lichens or synthetically.
Origin of margaric acid 1810–20; Greek márgar(on) pearl (probably back formation from margarī́tēs; see margarite) + -ic British Dictionary definitions for margaric acid margaric acid noun
- another name for heptadecanoic acid