1. the world or industry of film and cinema; the film industry collectively, including filmmakers, actors, studios, and related professionals
Usage: informal; often used attributively or in reference to the culture and community of filmmaking

Examples

• She rose to prominence in filmdom after her breakthrough role in the independent film.
• Filmdom has undergone significant changes with the rise of streaming services.
• The awards ceremony celebrates the biggest names in filmdom.
• He spent decades working behind the scenes in filmdom before becoming a director.
• Filmdom's influence on popular culture continues to grow each year.