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  1. Structural Definition & Meaning | Britannica Dictionary

    STRUCTURAL meaning: 1 : 60397; 2 : 1 : relating to the way something is built or organized : relating to the structure of something

  2. Structural system | Definition, Types, & Facts | Britannica

    Structural system, in building construction, the particular method of assembling and constructing structural elements of a building so that they support and transmit applied loads safely to the ground …

  3. Structural engineering | Britannica

    Other articles where structural engineering is discussed: construction: Building science: …concept of a statically determinate structure—that is, a structure whose forces could be determined from Newton’s …

  4. Structural functionalism | Definition, Examples, & Criticisms | Britannica

    Apr 18, 2026 · Structural functionalism, in sociology and other social sciences, a school of thought according to which each of the institutions, relationships, roles, and norms that together constitute a …

  5. Human body | Organs, Systems, Structure, Diagram, & Facts - Britannica

    Apr 27, 2026 · The human body is the physical substance of the human organism. Characteristic of the vertebrate form, the human body has an internal skeleton with a backbone, and, as with the …

  6. Steel | Composition, Properties, Types, Grades, & Facts | Britannica

    May 27, 2026 · Steel, alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron). By far the most widely used material for …

  7. Encyclopedia Britannica | Britannica

    3 days ago · Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

  8. Human body systems | Muscle, Skeletal, Respiratory, Circulatory ...

    The human body is an incredibly complex structure, with cells, tissues, and organs assembled into highly organized systems that work together to perform an astonishing array of functions—from …

  9. Polyethylene (PE) | Properties, Structures, Uses, & Facts | Britannica

    May 1, 2026 · Polyethylene, light, versatile synthetic resin made from the polymerization of ethylene. Polyethylene is a member of the important family of polyolefin resins. It is the most widely used …

  10. Structural formula | chemistry | Britannica

    Apr 20, 2026 · A structural formula in chemistry is a representation that shows the arrangement of atoms and bonds within a molecule. Unlike a molecular formula, which only indicates the types and …