1. Soft, and full of cavities; of an open, loose, pliable texture; as, a spongy excrescence; spongy earth; spongy cake; spongy bones. 2. Wet; drenched; soaked and soft, like sponge; rainy. "Spongy April." Shak. 3. Having the quality of imbibing fluids, like a sponge. Spongy lead (Chem.), sponge lead. See under Sponge. -- Spongy platinum. See under Platinu...
