monolithic

Of or resembling a monolith.

Adjective

Of or resembling a monolith.
Consisting of a single piece of homogeneous material as opposed to a composite material or an assembly of multiple parts.
- A monolithic chunk of titanium with facets for cutting, wrenching, and prying.
Having a massive, unchanging structure that does not permit individual variation.
- Mainstream culture is hardly the monolithic block that its caricaturization often implies.
- Farming today is industrial, and dominated by monolithic corporations who control almost all the food we eat. - 2017, Adam Rutherford, A Brief History of Everyone Who Ever Lived, The Experiment, →ISBN, page 71:
Synonyms: homogeneous
Of a single structure, a singular component; instead of an assembly.
- Monolithic space stations only have a single station module.
Consisting of a single program or codebase.
- Monolithic kernels perform all operating system duties in kernel space.
- In the monolithic architecture software system is deployed as a single solution, in which functionally distinguishable aspects are all interwoven. - 2020, L. S. Jayashree, G. Selvakumar, Getting Started with Enterprise...
Antonyms: modular

From French monolithique. By surface analysis, monolith + -ic.