each (EN)
determiner, adverb, pronoun

determiner “each”

each
  1. referring to all members of a group as separate and distinct items
    Each student received a certificate at the end of the course.

adverb “each”

each
  1. indicating the cost or amount for a single item when multiple items are involved
    The cupcakes were sold for two dollars each.
  2. describing an action or state that applies to members of a group one at a time, not to the group as a whole
    The puppies each had their own unique markings.

pronoun “each”

each
  1. every single one or every single thing, considered individually
    Each was given a book to read over the summer.