lipidia
Lipidia is a term that appears in a small number of discussions across scientific and cultural contexts but does not denote a single, widely recognized concept. In formal scientific literature, there is no current, universally accepted definition of lipidia, and no taxonomic group or chemical class named lipidia is cataloged in major reference databases. Because of its ambiguous usage, lipidia is often encountered as a placeholder, a coined term, or a speculative label in discussions about lipid biology, membrane structure, or lipid-like molecules.
In biochemistry and cell biology, some authors have used lipidia informally to refer to lipid-like compounds
Etymology-wise, lipidia seems to be formed from lip- (relating to fat or lipid) plus -idia, a common