progenitor

pro-JEN-ih-ter /proʊˈdʒen.ɪ.tər/
nounC2GREGMAT
FormalScientificLegal

A person or thing from which a person, animal, or plant is descended or originates; an ancestor or parent.

Often refers specifically to the original ancestor of a line or the first version of an idea or invention.

The story behind the word. From the Latin 'progenitor', it combines 'pro' (forward/forth) and 'genitus' (born). It describes the person who 'brings forth' a new generation.

Word relationships

  • founder: Founder is more common for organizations; progenitor is used for biological lines or intellectual movements.
  • offspring: Offspring are the immediate result, while the progenitor is the source.

Commonly confused with

  • predecessor: A predecessor held a position before you; a progenitor is someone you are biologically descended from.

Word family

  • progeniture (noun): The state of being a progenitor; offspring.
  • progeny (noun): Descendants or offspring.

Collocations

  • common progenitor
  • sole progenitor
  • direct progenitor

Example sentences

  • "The wolf is the progenitor of all modern dog breeds." Biological origin
  • "The steam engine was the progenitor of the modern industrial age." History of ideas

Memory hook

A 'pro' (professional) 'generator'—someone who generates a whole family line. The family generator.

When not to use

Too formal for casual conversation about parents.

Fun facts

  • In biology, 'progenitor cells' are biological cells that, like stem cells, have a tendency to differentiate into a specific type of cell.

Related words

genealogy, lineage

LangBlitz
Take your vocabulary further with LangBlitz

Our English vocabulary app: FSRS spaced repetition, 5,000+ curated words across 119 topic groups, CEFR A1 to C2. Explore your mastery with the beautiful Vocabulary World feature.