lucifugous (adj.)youdaoicibaDictYouDict[lucifugous 词源字典]
"shunning the light," 1650s, from Latin lucifugus, from stem of lucere "to shine" (see light (n.)) + stem of fugax "apt to flee, timid," figuratively "transitory, fleeting," from fugere "to flee" (see fugitive (adj.)).[lucifugous etymology, lucifugous origin, 英语词源]