What does conglomerate mean?
A conglomerate is, most commonly today, a large corporation that brings together several distinct—and often completely unrelated—businesses under a single corporate umbrella. A single conglomerate might own airlines, media studios, insurance firms, and manufacturing plants at once, a structure popularised by mid-twentieth-century American business. The word carries a somewhat ambivalent connotation: conglomerates suggest scale, diversification, and financial muscle, but they can also evoke images of bloated bureaucracies and unfocused expansion, which is why the term frequently appears in headlines about mergers, takeovers, and break-ups. In geology, the same word describes a sedimentary rock composed of rounded pebbles cemented into a solid mass—a fitting image, since both senses involve scattered fragments fused into one body. Derived ultimately from the Latin conglomerare ('to roll together'), the term has also produced the noun conglomeration, used more loosely for any jumbled mixture of things.
nounA large corporation formed by the merger of several diverse, often unrelated businesses; in geology, a coarse sedimentary rock composed of rounded fragments cemented together.
- A large corporation comprising several diverse, often unrelated companies operating under one ownership structure.
- (Geology) A coarse-grained sedimentary rock made up of rounded pebbles and fragments bound together in a finer cementing matrix.
"The media conglomerate owns television networks, film studios, and publishing houses across three continents."
"The sprawling conglomerate spans shipping, retail, and telecommunications."
"The riverbed exposed layers of conglomerate studded with water-worn pebbles."
Standard plural; applies to both the corporate and geological senses.
"Several multinational conglomerates announced record quarterly profits."
The same word names a rock that looks like nature's concrete and a corporate giant that swallows unrelated businesses — both are just loose pieces glued into one mass.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of conglomerate
Conglomerate derives from the Latin conglomerare, meaning 'to roll together' or 'to heap into a ball', formed from the prefix com- ('together') and glomus, a ball of yarn. The word entered English in the mid-seventeenth century, first applied to clustered masses and later adopted in nineteenth-century geology for rocks of rounded, cemented pebbles. Its modern business sense emerged in twentieth-century America, when diversified corporations began acquiring unrelated companies. It shares its Latin root with agglomerate and conglomeration.
Related word forms
How conglomerate is actually used
As a noun denoting a corporation, 'conglomerate' carries a neutral-to-slightly-negative business connotation, sometimes associated with sprawling, unwieldy empires or hostile takeovers. When pronounced as a verb (/kənˈɡlɒməreɪt/) it means to blend or cluster together, though this verbal use is now rare.
Easily confused with conglomerate
An aggregate is a collection or total formed by adding things together, while a conglomerate specifically combines distinct businesses (or rock fragments) into a single unified whole.