noun
letter spacing; tracking
Computing term for the space between characters in text, often adjustable in design or typesetting software.
このフォントは文字間が狭すぎて読みにくい。
This font is hard to read because the letter spacing is too narrow.
CSSで文字間を調整するにはletter-spacingプロパティを使います。
To adjust letter spacing in CSS, use the letter-spacing property.