steroid biosynthetic process
http://purl.obolibrary.org/obo/GO_0006694
The chemical reactions and pathways resulting in the formation of steroids, compounds with a 1,2,cyclopentanoperhydrophenanthrene nucleus; includes de novo formation and steroid interconversion by modification. [ GOC:go_curators ]
Synonyms: steroid synthesis, steroid anabolism, steroid biosynthesis, steroidogenesis, steroid formation