widen (one's) horizons(redirected from widener)
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widen (one's) horizons
To have or seek out new experiences, especially if one's experiences have been relatively limited. I'm really nervous to live at school, but I know I need to widen my horizons and get some experience living without my family. I can't believe that Molly has never left the state before! She seriously needs to widen her horizons!
See also: horizon