unconventional
adj.adj. different from what is usual or expected. You use this to describe someone who does things in their own way rather than following tradition.
adj. not based on or conforming to what is generally done or believed. Often used to describe creative methods, lifestyles, or solutions that deviate from established norms.
She has an unconventional way of solving math problems.
The architect gained fame for using unconventional materials like recycled plastic and shipping containers in his designs.
While his unconventional teaching methods initially drew criticism from the board, the students' significantly improved test scores eventually validated his creative approach to the curriculum.
From un- + conventional.
Often used as a gradable adjective; frequently modified by 'highly', 'rather', or 'somewhat'.