verb/mɛ.tʁ‿ɑ̃.n‿œvʁ/
to carry out, to set in motion, to do; to make use of
“C'est aussi que, se préoccupant des métiers qui devaient mettre en œuvre leurs conceptions décoratives, ils composaient leurs motifs en vue d'une exécution facile et rationnelle.” — It is also the case that, being mindful of the crafts responsible for realizing their decorative designs, they composed their motifs with a view to easy and rational execution.
Related: mise en œuvre