DEFINITION of 'Trust'. A fiduciary relationship in which one party, known as a trustor, gives another party, the trustee, the right to hold title to property or assets for the benefit of a third party, the beneficiary. There are two types of trusts: 1. Living Trust (inter-vivos): A trust that is in effect during the trustor's lifetime. 2.
1. deteriorate-become worse or disintegrate; His mind deteriorated. go to pot, go to the dogs-become ruined; His business went to pot when economy soured. decay, dilapidate, crumble-fall into decay or ruin; The unoccupied house started to decay.
Definition of Corrosion. Corrosion is the deterioration of materials by chemical interaction with their environment. The term corrosion is sometimes also applied to the degradation of plastics, concrete and wood, but generally refers to metals.