struct

Abbreviation of structure, used as a keyword in the C programming language and its descendants.

struct (plural structs)

1. (computing, programming) A data structure, especially one that serves to group a number of fields (in contrast to an object-oriented class with methods) or one that is passed by value rather than by reference.
   • 2005, Christian Nagel, Bill Evjen, Jay Glynn, Karli Watson, Morgan Skinner, Allen Jones, Professional C# 2005, John Wiley & Sons, →ISBN, page 103:

     Note that because structs are value types, the new operator does not work in the same way as it does for classes and other reference types.

   • 2015, Michael Dippery, Professional Swift, John Wiley & Sons, →ISBN, page 62:

     Like most object-oriented languages, including Objective-C, Swift supports two basic object-oriented data structures: classes and structs.

• structure, record (in some contexts)

• struct (C programming language) on Wikipedia.Wikipedia