progenitorial
Progenitorial is an adjective describing something related to a progenitor, the source or origin of a lineage or development. In science, the term most often appears in discussions of biology, embryology, or evolutionary studies as pertaining to the origin or ancestry of cells, tissues, or lineages.
Etymology: from Latin progenitor, meaning ancestor, with the adjectival suffix -ial. The root progen- denotes origin,
Biological usage: In developmental biology, progenitorial concepts concern cells, lineages, or processes that precede or emanate
Other contexts: Outside biology, the word can describe anything derived from an origin source, such as a