The phrase "previously unfamiliar" is a correct and usable phrase in written English.
It is used to express that someone has been made aware of something they had not known before. For example, "After much research, I learned about a previously unfamiliar musical artist."
As a teacher I know the importance of analogies in helping students gain a greater understanding of something previously unfamiliar.
Here, individual-level discrimination of faces within a previously unfamiliar group was investigated by measuring neural responses to monkey faces.
As autonomous agents proliferate in the real world, both in software and robotic settings, they will increasingly need to band together for cooperative activities with previously unfamiliar teammates.
As for new media, the DreamWorks trio has had to learn the meaning of a word previously unfamiliar to them: flop.
I was previously unfamiliar with her work, but I was well disposed to her since she shares my mother's maiden name.
The ability to clearly explain complicated concepts in a short time period, and to people previously unfamiliar with the material, translates well to any number of professional careers.
But it is a discernible trend in the body of scholarship that discusses constitutional protection of property in the context of previously unfamiliar sorts of private economic interests.
Indeed, most of today's users converse routinely via the telephone, even with previously unfamiliar persons at the other end and discussing unpredictable and changing topics.
Oracle's lawsuit against Google has led to several rather awkward claims, eg that the word 'license' in the phrase "we need to negotiate a license for Java under the terms we need" referred to "not a license from anybody", a kind of license with which I was previously entirely unfamiliar.
His approach to a song is all that -- previously unexplored, unfamiliar -- and as a result can initially be, well, not exactly off-putting but distancing, temporarily puzzling.
So, I was particularly interested, especially after my recent encounter with this patient, about two new sites I had previously been unfamiliar with: AsianDate.com and AnastasiaDate.com.com
