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English Lexicon

ADT

/ˌeɪ.diːˈtiː/
nounCEFR C1 (Advanced)Top #8500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A mathematical model for data types defined by behavior from the point of view of a user, rather than by implementation.

    "A stack is a classic example of an abstract data type that follows the Last-In-First-Out principle."
  2. 2

    In hospital administration, an Admission, Discharge, and Transfer system used to track patient movement.

    "The nurse updated the patient's records in the hospital's ADT software."
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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The acronym ADT originates from computer science, combining the initialism 'abstract' and 'data type' which gained prominence in the 1970s with the rise of structured programming. It derives from the blending of Latin roots 'abstractus' (drawn away) and 'data' (given), alongside Middle English 'type'. Over time, it has evolved from an academic theoretical concept to a foundational design pattern in modern software engineering.

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