Constructed as a non-detachable part of a larger structure. / Being an essential and permanent part of something. / Being an included feature that normally comes as an extra.

Anything (such as a piece of furniture, or a software feature) that is built in, not added as an extra.

Alternative spelling of built-in

(informal) well-built, muscular or toned.

(obsolete) Shape; build; form of structure.

simple past tense of build / past participle of build

Alternative spelling of inbuilt

simple past tense and past participle of build on

plural of built

Alternative form of as-built