noun
parent plant; mother plant; parent strain
In botany and biology, the original plant or microbial strain from which offspring or clones are derived. Sense 2 is a more specific biological use.
この親株からたくさんの苗を増やしました。
We propagated many seedlings from this parent plant.
実験では、親株の遺伝子を調べた。
In the experiment, we examined the genes of the parent strain.
noun
old shares; previously issued shares
In finance, shares that existed before a new issue or stock split. Antonym: 子株 (new shares).
See also: 旧株
Antonyms: 子株
株式分割後、親株と子株の価格差に注目が集まった。
After the stock split, attention focused on the price difference between old shares and new shares.