The book is based mainly on 'primary' sources rather than secondary sources.
a new 'primary school' [=('US') 'elementary school', ('US') 'grade school']
The 'primary' function of our schools is to educate our young people.
(..) Then we would see a movie, probably a romantic comedy featuring the talents of hugh grant or sandra bullock. Interesting. And would you agree that the primary way we would evaluate either the success or failure of the date would be based on the biochemical reaction during the good night kiss? (..)2007 TvShow: The Big Bang Theory Title: The Fuzzy Boots Corollary Season: 1 Episode 3