- a false or irregular form
- a mineral possessing the external form characteristic of another
Origin of pseudomorphfrom Classical Greek pseudomorphos, having a false form: see pseudo- and -morph
- A false, deceptive, or irregular form.
- A mineral that has the crystalline form of another mineral rather than the form normally characteristic of its own composition.
- pseu′do·mor′phic pseu′do·mor′phous
pseudo- (“false") +"Ž -morph (“form")