make understandable to the general public; "Carl Sagan popularized cosmology in his books"
cater to popular taste to make popular and present to the general public; bring into general or common use; "They popularized coffee in Washington State"; "Relativity Theory was vulgarized by these authors"
gain possession of by prior right or opportunity, especially so as to obtain the right to buy (land)
take the place of or have precedence over; "live broadcast of the presidential debate preempts the regular news hour"; "discussion of the emergency situation will preempt the lecture by the professor"