1. digestion (of food)

noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru transitive verb

2. digestion (of information), assimilation, thorough understanding

noun or participle which takes the aux. verb suru transitive verb noun (common) (futsuumeishi)

3. consumption, absorption, using up, meeting (e.g. a quota), completion

noun or participle which takes the aux. verb suru transitive verb noun (common) (futsuumeishi)

4. losing one's form and turning into something else

noun or participle which takes the aux. verb suru noun (common) (futsuumeishi) intransitive verb archaic