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"
move to and fro; "The shy student lingered in the corner"
be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"
an estimation that is too low; an estimate that is less than the true or actual value
make too low an estimate of; "he underestimated the work that went into the renovation"; "Don't underestimate the danger of such a raft trip on this river"
come into sight or view; "He suddenly appeared at the wedding"; "A new star appeared on the horizon"
come into being or existence, or appear on the scene; "Then the computer came along and changed our lives"; "Homo sapiens appeared millions of years ago"
be issued or published; "Did your latest book appear yet?"; "The new Woody Allen film hasn't come out yet"
appear as a character on stage or appear in a play, etc.; "Gielgud appears briefly in this movie"; "She appeared in `Hamlet' on the London stage"
seem to be true, probable, or apparent; "It seems that he is very gifted"; "It appears that the weather in California is very bad"
present oneself formally, as before a (judicial) authority; "He had to appear in court last month"; "She appeared on several charges of theft"