full-width space
A space character that occupies the same width as a full-width CJK character, used in Japanese text layout. Contrasts with 欧文間隔 (half-width space).
See also: 欧文間隔
Full-width spaces are sometimes used to separate words in Japanese documents.
欧文間隔 is a half-width space used in Western text, while 和字間隔 is a full-width space used in Japanese typography.
Compound of 和字 (Japanese character) and 間隔 (space, interval).