The loss of participants during an experiment.
A gradual, natural reduction in membership or personnel, as through retirement, resignation, or death.
Grinding down or wearing away by friction.
Imperfect contrition or remorse.
The gradual reduction in a tangible or intangible resource due to causes that are passive and do not involve productive use of the resource.
The wearing of teeth due to their grinding.
The loss of a first or second language or a portion of that language.
To reduce the number of (jobs or workers) by not hiring new employees to fill positions that become vacant (often with out).
To undergo a reduction in number.
To grind or wear down through friction.
The gradual loss of something as a result of an ongoing process.
A shallow ulceration or lesion, usually involving skin or epithelial tissue.
One of two fundamental operations in morphological image processing from which all other morphological operations are derived.
The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
The changing of a surface by mechanical action, friction, thermal expansion contraction, or impact.
Loss of tooth enamel due to non-bacteriogenic chemical processes.
Destruction by abrasive action of fluids.
In morphology, a basic operation (denoted ⊖); see Erosion (morphology).