one block; enclosure
Refers to a single enclosed area or a block of land, often in the context of real estate or urban planning. Can also mean a fenced or walled compound.
Old houses line this block.
There is a small pond in one corner of the park.
一角 is a homophone meaning 'one corner' or 'a part', and is much more frequent. 一郭 specifically refers to a block or enclosure.
Standard kanji spelling for 'one block' or 'enclosure'.
Variant kanji form; 廓 is a less common alternative to 郭.
Compound of 一 (one) and 郭 (enclosure, quarter). The kanji 郭 originally referred to the outer walls of a castle or city, later extended to mean a bounded area.