1. the process of adding color to a black-and-white film, photograph, or video using digital or manual techniques
Usage: present participle of colorise (British spelling); also spelled 'colorizing' in American English; commonly used in film restoration and media production

Examples

• The studio is colorising classic films from the 1940s for modern audiences.
• Colorising old photographs can reveal details that were lost in the original black-and-white images.
• The team spent months colorising the documentary to make it more engaging.
• Digital colorising technology has made the restoration process faster and more accurate.
• Some film purists object to colorising original black-and-white movies.
• The artist is colorising the vintage newsreel footage frame by frame.