'acceptable' definitions:

Definition of 'acceptable'

(from WordNet)
adjective
Worthy of acceptance or satisfactory; "acceptable levels of radiation"; "performances varied from acceptable to excellent" [ant: unacceptable]
adjective
Judged to be in conformity with approved usage; "acceptable English usage"
adjective
Meeting requirements; "the step makes a satisfactory seat" [syn: satisfactory, acceptable]
adjective
Adequate for the purpose; "the water was acceptable for drinking"