Parts of Speech for Trifocal
tri·fo·cal
T t Gramatical Hierarchy
Grammatically "Trifocal" is a adjective. But also it is used as a noun.
All about trifocal Download all about trifocal in pdfGrammatically "Trifocal" is a adjective. But also it is used as a noun.
All about trifocal Download all about trifocal in pdf