(chemistry) Any of a number of compounds that exhibit structural isomerism

(chemistry) A form of isomerism in which the same atoms are arranged in different orders, either having the same or different functional groups.

A doctrine that rejects structuralism’s claims to objectivity and emphasises the plurality of meaning.

(chemistry, biology) A branch of biochemistry or biophysics in which the three-dimensional structures of biomolecules, such as proteins, DNA, or RNA, are obtained using X-ray crystallography or nuclear magnetic resonance spectroscopy (NMR).

(biochemistry) The general three-dimensional structure of a biopolymer such as DNA or a protein.

(physics) a closely spaced structure of lines in the spectrum of an atom or molecule due to nuclear isotopic effects and/or to nuclear spin

The sequence that a five-act play follows, including exposition, rising action, climax or turning point, falling action, and denouement or catastrophe.

(telecommunications) A planned cabling system which systematically lays out the wiring and wire management necessary for communications, including voice, data, and video.

(narratology) The structural framework that underlies the order and manner in which a narrative is presented to a reader, listener, or viewer.

plural of narrative structure