Prayer-beads are a set of beads used to count prayers, and they come in many forms. Rosaries, with 8 letters, are the most common type of prayer-beads, and are composed of a string of beads divided into five decades, each decade representing a set of prayers. ROSARY, with 6 letters, is another type of prayer-beads, and it is composed of a single strand of beads with a crucifix at one end. CHAPLET, with 7 letters, is the third type of prayer-beads, and it is composed of a single strand of beads with a medal or cross at one end. All three types of prayer-beads are used to aid in prayer and meditation.