noun / verb / adjective

surface

SUR-fis/ˈsɜːrfɪs/

The exposed outer layer.

The leaf floats on the water's surface above the visible depths.

Leaf floating on water upper boundary above visible depth.
Etymology

Combining “above” with “face” gives the image of an object's outward-facing boundary. This explains why surface names its outer or top layer rather than its interior.

In context

Baumgartner Restoration10:59
this painting was very very dirty with an accumulated layer of surface grime most likely soot and candle smoke dust dirt probably a little bit of tobacco smoke
Damaged, Icon, Fix It

More examples

  • The whale surfaces beside the boat.
  • New details surface as the investigation continues.
  • Surface similarities hide important differences between the two plans.

Forms

surface · surfaces · surfaced · surfacing

Similar words

exterior
Emphasizes the outside of something, especially a building or object.
top
Means the highest part, not any exposed outer layer.
superficial
Describes outward appearances or a lack of deeper understanding.