1. The shedding of leaves; the time of shedding leaves.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• demolation,
• definiation,
• defilation,
• defonition,
• defliction,
• defolation,
• defloration,
• defioliation,
• defoiliation,
• defolliation,
• efoliation,
• defoilation,
• defoliationn,
• depliation,
• reafiliation,
• refiliation,
• defilliation,
• defodation,
• diffolation,
• diffllation

• debility,
• debilitation,
• defoliate,
• defoliator,
• devaluation,
• debilitating,
• deflationary,
• depilation,
• deflation,
• debilitative,
• defoliated,
• devolution.

The adjective form of the word "defoliation" is "defoliating".

The plural of the "defoliation" can be the "defoliations".

The singular of the "defoliation" can be the "defoliation".