decay [ di'kei ]

• n.
  • the process of gradually becoming inferior
  • a gradual decrease; as of stored charge or current

    同义词： decline

  • the organic phenomenon of rotting

    同义词： decomposition

  • an inferior state resulting from the process of decaying

    "the corpse was in an advanced state of decay"; "the house had fallen into a serious state of decay and disrepair"

  • the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation

    同义词： radioactive decay disintegration

• v.
  • lose a stored charge, magnetic flux, or current

    同义词： disintegrate decompose

  • fall into decay or ruin

    "The unoccupied house started to decay"

    同义词： crumble delapidate

  • undergo decay or decomposition

    "The body started to decay and needed to be cremated"

以上来源于: WordNet