mayday (also Mayday)

n (radio 无) international distress signal, used by ships and aircraft （船和飞行器用的）国际无线电求救信号: [attrib 作定语] a mayday call/signal 求救呼叫[信号]. Cf 参看 SOS.

mausoleum, mauve, maven, maverick, maw, mawkish, mawkishly, mawkishness, max, maxim, maximal, maximization, maximisation, maximize, maximize, maximise, maximum, May, may as well, May Day, May-beetle, May-bug, maybe, mayfly, mayhem, mayn't, mayonnaise, mayor, mayoral, mayoralty, mayoress, maypole, maze, mazurka, MB, MBA, MBE, MC, MCC, McCarthyism, McCoy, MCP, MD,