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.
An instance or process of loss of strength.
A structural principle of mathematical logic that states that the hypotheses of any derived fact may be freely extended with additional assumptions.