欧米 (ōbei) means “Europe and America”

More examples

欧米では、夏に長い休暇を取る人が多いです。ō bei de wa natsu ni naga i kyū ka o to ru hito ga ō i de su

In Europe and America, many people take long vacations in the summer.

欧米 (ōbei) brings Europe and the United States together as a broad cultural region often called the West.

西洋seiyō: A term for the countries and cultures commonly associated with the West.

欧州と米国を合わせた地域や、そこに属する国々を指す呼び方。ō shū to bei koku o a wa se ta chi iki ya so ko ni zoku su ru kuni guni o sa su yo bi kata

欧米 (ōbei) combines 欧 (ō, "Europe") from 欧州 (ōshū, "Europe") and 米 (bei, "America") from 米国 (beikoku, "the United States").

In everyday Japanese, 欧米 (ōbei) is a broad label rather than a precise list of countries, so its scope depends on context.