テラスハウス

noun

terraced house; row house

Refers to a house that shares side walls with neighboring houses, forming a continuous row. This is the standard architectural meaning.

• ロンドンにはテラスハウスがたくさん並ならんでいる。

  There are many terraced houses lined up in London.

noun

house with a terrace

Colloquial use in Japan for a detached house that has a terrace, regardless of whether it is attached to other houses. This meaning is not standard in English.