Crevice/ˈkrevɪs/ Definition 1 of 3Pro Tip 1/3Natural Settings Crevice often describes natural formations in rocks or ice. Mountain climbers navigate crevices carefully. Pro Tip 2/3Not Always Visible Some crevices may be hidden or not easily seen. The spelunkers found hidden crevices leading to new caves. Pro Tip 3/3Metaphorical Use Can describe something intangible, like a division between people or ideas. The discussion revealed a deep crevice in public opinion.