Origins: Anyone receiving an advanced degree from the darkest of ages was called a Bachelor (i.e., male, single dude, living away from home and telling his folks he studies all weekend. If the Bachelor attended most classes, took every test, and paid his book store balances in full, he was awarded a Bachelor's Degree, autographed on sheep skin (in the age before desktop publishing).
As society achieved enlightenment, females single ladies, aka Bachelorettes, joined their brother students’ Bachelors’ efforts in growing numbers. Since Bachelorettes are jointly exposed to all the same teachings of thought, morality, and sublime artistry as Bachelors, it only makes politically-corrected sense to employ the term Bachelorette Degree when referring to the fairer sex student recipient of the conventional Bachelor’s Degree.
The term Bachelorette Degree was first found in social media public comment, appearing 5/14/2013, and posted by the family relation of Tabby K., of Denver, CO, in honor of Tabby K.’s upcoming graduation commencement ceremony. Word.
(2) "Goodness, I sure hope I get my Bachelorette Degree before the effort kicks my butt, steals my joy, and I die trying!"
(3) "Anthropologists will someday pontificate upon the societal reasons why American language primarily evolved as masculine, to eventually achieve enlightenment by evolving to the feminine. The speed of adopting the term Bachelorette Degree is a primary example of how just how fast we can clarify the American Lexicon and thus purify our language." ~ A Loving Aunt’s Prophesy To Her Niece