library science

American  

noun

1. the study of the organization and administration of a library and of its technical, informational, and reference services.

---

Etymology

Origin of library science

First recorded in 1900–05

Example Sentences

So, in keeping with Ranganathan’s third law of library science — “Every book its reader” — here’s a book of Pynchon’s for every book club:

From Los Angeles Times • Apr. 9, 2026

Hearing of an inviting fellowship in library science, he applied, was accepted and moved to Copenhagen, where he earned his master’s degree in 1960.

From New York Times • Dec. 27, 2022

Mrs. Longone had no doctoral degree in history, no formal training in library science and no Michelin star to her name.

From Washington Post • Aug. 10, 2022

Lorde eventually became a librarian herself, earning a master's degree in library science from Columbia University in 1961.

From Salon • Mar. 19, 2022

She couldn’t trust anybody—not when the future of library science was at stake.

From "Mr. Lemoncello's Library Olympics" by Chris Grabenstein