WordPress at a glance
action is not described

clean_taxonomy_cache action-hook . WP 4.9.0

Fires after a taxonomy's caches have been cleaned.

Usage

add_action( 'clean_taxonomy_cache', 'action_function_name_7242' );
function action_function_name_7242( $taxonomy ){
	// action...
}
$taxonomy(string)
Taxonomy slug.

Where the hook is called

clean_taxonomy_cache()
wp-includes/taxonomy.php 3080
do_action( 'clean_taxonomy_cache', $taxonomy );

Where the hook is used (in WP core)

Does not used.