Both alternate history and science fiction are often referred to, alongside fantasy fiction, magical realism and some horror fiction, under the umbrella term speculative fiction.
The term "content-oriented workflows" is an umbrella term for several scientific workflow approaches, namely data-driven, resource-driven, artifact-centric, object-aware, and document-oriented.
Wildlife crossing is the umbrella term encompassing underpasses, overpasses, ecoducts, green bridges, amphibian/small mammal tunnels, and wildlife viaducts.