development

noun

de·​vel·​op·​ment di-ˈve-ləp-mənt 

dē-

1

: the act, process, or result of developing

the development of new ideas

an interesting development in the case

2

: the state of being developed

a project in development

3

: a tract of land that has been made available or usable : a developed tract of land

especially : one with houses built on it

Synonyms of development

• evolution
• progress
• expansion
• progression
• growth

Examples of development in a Sentence

Good nutrition is important for proper muscle development.

The company offers many opportunities for professional development.

The software is still in the early stages of development.

I try to keep up with the latest developments in computer technology.

Have there been any new developments in the case?

Recent Examples on the Web

These new developments bring into fuller view some questions that could only linger in the shadows when Shannon and I spoke. — David Frum, The Atlantic, 8 July 2026

Traders are watching developments in the Strait of Hormuz and their impact on oil prices and Treasury yields. — John Towfighi, CNN Money, 9 July 2026

Erbe is among residents calling for a city moratorium on data center developments. — Emily Holshouser, Fort Worth Star-Telegram, 9 July 2026

What is making physical AI possible is developments in multimodal AI. — Anjana Susarla, Forbes.com, 9 July 2026

Word History

Etymology

see develop

First Known Use

1724, in the meaning defined at sense 1

Phrases Containing development

• housing development
• hyper-development
• in development
• pre-development
• research and development
• ribbon development
• self-development
• sub-development

Rhymes for development

• envelopment
• redevelopment
• underdevelopment

Kids Definition

development

noun

de·​vel·​op·​ment di-ˈvel-əp-mənt 

1

: the act, process, or result of developing

2

: the state of being developed

3

: a developed piece of land

especially : one that has houses built on it

Medical Definition

development

noun

de·​vel·​op·​ment di-ˈvel-əp-mənt 

1

: the action or process of developing: as

a

: the process of growth and differentiation by which the potentialities of a zygote, spore, or embryo are realized

b

: the gradual advance through evolutionary stages : evolution

2

: the state of being developed

the great muscular development of weight lifters

developmental

-ˌvel-əp-ˈment-ᵊl 

adjective

developmentally

-ē 

adverb