The most common and most likely answer to this crossword clue is the 8 letter word EDIFICES
E
D
I
F
I
C
E
S
More clues leading to the result EDIFICES
Buddy explains!

The straight part
We know that "Buildings" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case buildings = edifices.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does EDIFICES mean?
EDIFICES noun- A building; a structure; an architectural fabric, especially a large and spectacular one
- An abstract structure; a school of thought.