What does JHS mean on a communion host?

JHS on a communion host is an abbreviation for the Latin phrase "Iesus Hominum Salvator," which translates to "Jesus, Savior of Men." This abbreviation is often used in Christian liturgy and symbolism, representing the belief in Jesus Christ as the Savior. It is also a reminder of the centrality of Jesus in the Eucharist, where believers receive communion as a way of connecting with Him.