-'

particle2

1. •
   Possessive marker used on plurals that end with -s (or -es, etc).

   • Her heart leapt when she saw the expressions on her teachers’ faces.
   • The countesses’ husbands were generally quite lavish.
2. •
   Possessive marker sometimes used on singular names which end in s, indicating than an object belongs to the noun bearing the marker.

   • Jesus' disciples