
die Entwicklung
development
A process of gradual change, growth, or progress over a longer period of time.
Die Entwicklung eines Kindes in den ersten Lebensjahren ist faszinierend.
A child's development in the first years of life is fascinating.
development
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development
A process of gradual change, growth, or progress over a longer period of time.
Die Entwicklung eines Kindes in den ersten Lebensjahren ist faszinierend.
A child's development in the first years of life is fascinating.

development
The process by which a new product, technology, or concept is designed and created.
Unsere Firma investiert viel Geld in die Entwicklung neuer Medikamente.
Our company invests a lot of money in the development of new medicines.

development
A new situation or current state of affairs, often used in the plural to report on news.
Wir verfolgen die politischen Entwicklungen im Ausland mit großer Sorge.
We are following political developments abroad with great concern.

development
The chemical process in photography in which an exposed film is treated to make the image visible.
Früher musste man seine Filme zur Entwicklung in ein Fotogeschäft bringen.
In the past, you had to take your films to a photo shop for development.
'Die Entwicklung' (development) is the noun for the verb '(sich) entwickeln' (to develop). The noun describes the process or result of the action of the verb.
Ein Schmetterling entwickelt sich aus einer Raupe.
A butterfly develops from a caterpillar.
To describe a process of change, the structure 'die Entwicklung von ... zu ...' (the development from ... to ...) is often used. It shows the starting point and endpoint of the change.
Wir beobachten die Entwicklung von einer kleinen Idee zu einem großen Projekt.
We are observing the development from a small idea into a large project.
In business and technical contexts, the combination 'Forschung und Entwicklung' (research and development, often abbreviated as 'F&E') is a very common fixed expression.
Die Firma steckt viel Geld in Forschung und Entwicklung.
The company puts a lot of money into research and development.
When referring to news or current events, the plural form 'die Entwicklungen' is almost always used. Typical verbs in this context are 'verfolgen' (to follow) or 'beobachten' (to observe).
Ich verfolge die aktuellen Entwicklungen in der Politik sehr genau.
I follow current developments in politics very closely.
training / education
Entwicklung refers to the entire gradual process of change or growth. Ausbildung focuses more on a particular form, quality, or structure emerging in the process. Entwicklung therefore fits the longer course of events, while Ausbildung is more suitable when a specific structure clearly takes shape.

Die Entwicklung der jungen Wurzeln wird mehrere Wochen lang beobachtet.
The development of the young roots is being observed over several weeks.
Die Ausbildung eines dichten Wurzelnetzes wird mehrere Wochen lang beobachtet.
The formation of a dense network of roots is being observed over several weeks.