the outer boundary of an artifact or a material layer constituting or resembling such a boundary; "there is a special cleaner for these surfaces"; "the cloth had a pattern of red dots on a white surface"
a superficial aspect as opposed to the real nature of something; "it was not what it appeared to be on the surface"
the extended two-dimensional outer boundary of a three-dimensional object; "they skimmed over the surface of the water"; "a brush small enough to clean every dental surface"; "the sun has no distinct surface"
the outermost level of the land or sea; "earthquakes originate far below the surface"; "three quarters of the Earth's surface is covered by water"
engaged in as a pastime; "an amateur painter"; "gained valuable experience in amateur theatricals"; "recreational golfers"; "reading matter that is both recreational and mentally stimulating"; "unpaid extras in the documentary"
one of the two main constituents of a sentence; the predicate contains the verb and its complements
(logic) what is predicated of the subject of a proposition; the second term in a proposition is predicated of the first term by means of the copula; "`Socrates is a man' predicates manhood of Socrates"
affirm or declare as an attribute or quality of; "The speech predicated the fitness of the candidate to be President"
make the (grammatical) predicate in a proposition; "The predicate `dog' is predicated of the subject `Fido' in the sentence `Fido is a dog'"