Indike punika raris sampun kasuksmayang antuk ngumpamayang pinaka "sekresi saking organisme" miwah kabinayang saking kawéntenan sesuratan sané sampun kasurat utawi sumeken kakaryanin anggén maosang piteket-piteket majeng ring pianak cucu kapungkur wekas.
They have been metaphorically defined as "the secretions of an organism" - rather than those that have been consciously written or created to communicate a particular message to posterity.