noun
large building and lofty tower; magnificent structure
A yojijukugo (four-character compound) used to describe grand, palatial architecture. Literary and somewhat rare in everyday speech.
その都市には大廈高楼が立ち並んでいる。
In that city, large buildings and lofty towers stand side by side.
彼は大廈高楼のような邸宅に住んでいる。
He lives in a palatial mansion.
高層建築 is a common, neutral term for high-rise buildings, while 大廈高楼 is a literary yojijukugo emphasizing grandeur.
A yojijukugo composed of 大 (large), 廈 (mansion), 高 (tall), and 楼 (tower). The exact historical derivation is uncertain, but it is a classical Chinese-style compound used to evoke impressive architecture.