parent

B2 · Upper Intermediate Countable noun

n. the thing or organization from which something else comes.

n. the source, origin, or cause from which something is derived; often used for companies that own smaller ones.

日本語:親※

“The small local shop is actually owned by a large parent company in London.”

“The parent company decided to divest its smaller subsidiaries to focus on its core manufacturing business.”

C1 · Advanced Countable noun Computing Technical

n. in a computer system, an object or folder that contains other items.

n. a node in a data structure that is superior to another node, or an object from which others are derived.

日本語:親※

“If you delete the parent folder, all the files inside it will be lost.”

“The algorithm traverses the tree by checking each child node before returning to the parent node to continue the search.”

C1 · Advanced Countable noun Science Technical

n. the original organism or atom that produces a new one.

n. an organism or nuclide from which another is biologically descended or physically derived through decay.

“The parent plant has red flowers, but the new seeds might grow white ones.”

“In radioactive decay, the parent nuclide transforms into a more stable daughter isotope over a specific half-life period.”

B2 · Upper Intermediate

v. to take care of a child and help them grow up.

v. to perform the duties or functions of a parent; to rear or bring up offspring.

“It can be very difficult to parent a teenager who wants more independence.”

“Psychologists often study how different cultures parent their children to understand the development of social norms.”