Definition of development tool in English:

development tool

Pronunciation /dɪˈvɛləpm(ə)nt tuːl/

noun

  • 1A device, procedure, etc., used in the development or improvement of something.

  • 2Computing
    An application or programme designed for use in the development or maintenance of software, applications, etc.

    Development tools range from programs and applications designed to perform a specific task, such as compilers and interpreters, to software capable of performing a variety of functions.

Origin

Late 19th century. From development + tool.