f 4 i 1 s 1 s 1 i 1 l 1 e 1
7 letters · 10 points in Scrabble
Meaning
adjective capable of undergoing nuclear fission
adjective capable of being split or cleft or divided in the direction of the grain
originEtymology tree Latin fissilisbor. English fissile Borrowed from Latin fissilis.
Etymology from Wiktionary, CC BY-SA 3.0