じつようか

実用化
making practical or useful
implementation

* * *

じつようか【実用化】

practical implementation.

～する put sth to practical use.

●彼の発明は最近実用化された. His invention has lately been put to practical use.

・それが実用化されるかどうか疑わしい. It is doubtful whether it can be put to practical use. | It is of doubtful practical use [application].

●ようやく実用化にこぎつける finally reach the stage of practical application.