In Morse code, it is recognized as a "commat", consisting of the Morse code for the "A" and "C" which run alongside one another as 1 character:   ▄ ▄▄▄ ▄▄▄ ▄ ▄▄▄ ▄ . The adoption from https://harleyjuit796793.blogdigy.com/top-guidelines-of-45230257