Tacitly comprised; fairly to be understood, though not expressed in words; implied; as, an implicit contract or agreement.

5,9,10,11,12 To be assumed but not directly expressed.

implied though not plainly expressed;91 implicit standards are implied, usually through judgments of experts in the field through consensus among the experts. Such standards generally are used when the science cannot provide sufficient data for the explicit definition of a standard.

implied though not directly expressed; inherent in the nature of something; "an implicit agreement not to raise the subject"; "there was implicit criticism in his voice"; "anger was implicit in the argument"; "the oak is implicit in the acorn"

suggested or to be understood though not plainly expressed (Webster's New World Dictionary).