amphisbaenic
/æmˌfɪsbɪˈenɪk/Definitions
1. adjective
relating to or resembling the amphisbaena, a mythical serpent that can move in both directions
“The amphisbaenic creature was said to have the ability to move through solid ground.”
2. noun
a creature or object that exhibits amphisbaenic properties
“The scientist studied the amphisbaenic properties of the newly discovered species.”