Kehitysajan

Kehitysajan is a Finnish term that denotes the development period or development time. It is not a standalone concept but a genitive form used with nouns such as kehitysaika or kehitysjakso to indicate association with a period of development.

In usage, kehitysajan appears in scientific, technical, and everyday Finnish to describe the duration or timing of development. It is common in fields like biology, agriculture, medicine, and engineering, as well as in project management and software development. For example, phrases such as kehitysajan pituus or kehitysajan aikana are used to discuss how long development lasts or what occurs during that period. The precise meaning depends on the accompanying noun.

Etymology and grammar: the word combines kehitys (development) with aika (time/period), and the genitive form "-ajan" marks the relation to the development period. Because it is a genitive construction, its exact sense is determined by the surrounding context and the noun it modifies. See also related terms such as kehitysjakso, kehitysikä, and kehitysvaihe, which describe different aspects or stages of development.