MEGATON

Unit of explosive power (7)

Solution has appeared in 2 crosswords (1 across and 1 down):

• Quick crossword No 16,340 — 2022-09-19 23:00:06
  5D: Nuclear explosive power unit (7)
• Quick crossword No 15,633 — 2020-06-14 23:00:03
  9A: Unit of explosive power (7)