thick space

Etymology
🇰🇲. First use appears c. 1683 in the writings of.

Noun

 * 1)  A metal block used to separate words, one third of an em in width.
 * 2)  In digital text, a character representing a thick space.
 * 1)  In digital text, a character representing a thick space.
 * 1)  In digital text, a character representing a thick space.