Adverb
Beforehand; antecedently; as, a plan previously formed.
Source: Webster's dictionaryIf one has really technically penetrated a subject, things that previously seemed in complete contrast, might be purely mathematical transformations of each other. John von Neumann
Learning to see the structures within which we operate begins a process of freeing ourselves from previously unseen forces and ultimately mastering the ability to work with them and change them. Peter Senge
Invention, strictly speaking, is little more than a new combination of those images which have been previously gathered and deposited in the memory: nothing can come of nothing. Joshua Reynolds
Surely it is a great thing to increase the numerous host of fixed stars previously visible to the unaided vision, adding countless more which have never before been seen, exposing these plainly to the eye in numbers ten times exceeding the old and familiar stars. Galileo Galilei
Today continuing poverty and distress are a deeper and more important cause of international tensions, of the conditions that can produce war, than previously. Lester B. Pearson
I remember Francis Bacon would say that he felt he was giving art what he thought it previously lacked. With me, it's what Yeats called the fascination with what's difficult. I'm only trying to do what I can't do. Lucian Freud