Noun

1. A portion of a culture distinguished by its customs or other features.

   The goth subculture has its own mode of dress, and it has a characteristic musical style.

   • 1974, Charles Gaines & George Butler, Pumping Iron: The Art and Sport of Bodybuilding, page 7.

     Like those activities, bodybuilding is an obsession, a living (for a few), and a way of life for the people involved in it—a subculture, in a word, with its own values, aesthetics and vocabulary.

2. A culture made by transferring microorganisms from a previous culture to a fresh growth medium

Verb

1. To transfer (microorganisms) to a fresh growth medium in order to start a new culture
2. }