Gershayim

Gershayim (Hebrew: גֵּרְשַׁיִם, without niqqud גרשיים), also occasionally grashayim (Hebrew: גְּרָשַׁיִם), names two distinct typographical marks in the Hebrew language. The name literally means "double geresh".

Read more about Gershayim:  Punctuation Mark, Cantillation Mark, Computer Encoding