Mise-en-scene is the arrangement of set and props and the involvement of costume design. These are all things that bring the scene together and creates the setting for the film/scene.

Mise-en-scene is the  narrative storytelling through direction. (google)

Mise-en-scene is one of the 4 micro elements which can be used to analyze/read film.

Mise-En-Scene is the stage design and arrangement of actors, props and costume designs in scenes for a theatre or film production, both in visual arts through storyboarding, visual theme, and cinematography, and in narrative storytelling through direction. It can be used to convey messages about characters and/or places are/behave without dialogue/monologue mentioning it.

(some information sourced from Wikipedia)

stage design and the arrangement and useage of the props, the characters, the costume, the lighting and the hair and makeup descrives every element of a filmed image

mise-en-scene translates from french to ‘setting’ and is roughly defined as ‘everything in the scene’

The direct translation of ‘Mise-En-Scene’ ‘is the action of putting onto the stage,’ which can vary to the arrangement of scenery props, to the way actors are positioned on stage.

Stage design and arrangement of props and actors, describes every element of a filmed image besides the camera placement. French meaning placing on stage.

In French, mise en scène literally means “the action of putting onto the stage.” The term’s use originated in stage drama, where it refers to the way actors and scenery props are arranged; as its usage expanded into other narrative arts, its meaning shifted. https://www.merriam-webster.com

Mise-en-scene: The arrangement of actors and props in a scene. It can be used to give subtle information about story and characters.

 mise-en-scène refers to everything that appears before the camera and its arrangement—composition, sets, props, actors, costumes, and lighting (Source- Wikipedia)

The arrangement of the scenery, props, etc. on the stage of a theatrical production or on the set of a film. – oxford dictionary