surface · exterior
A part of a boundary that touches a thing and is where the thing is not the thing.
Examples
- The event horizon of a black hole traps light but emits Hawking radiation at 10^-8 K for a solar-mass hole. physics
- A human epidermis regenerates every 4 weeks, forming a barrier that is not alive but made by living cells. biology
- The rusted hull of the RMS Titanic dissolves into the Atlantic floor, where iron-eating bacteria colonize the metal surface. engineering
Emergence
through: When a boundary limit is touched by another thing, and a part of it stands in relation to that thing, exterior surface emerges at the place where the thing is not the thing.
- facing aspect
- interaction perimeter
- non-internal interface
Chain to foundations
as tree
Neighborhood
Concepts that depend on this one above; what it is built from below.
Used by (21)
marksL5pressL5visualL7applyingL8colorL8picturesL8displayL10landL10sandL10windowsL10streetL13writeL13beachL15flatL15papering over the cracksL15boardL16faceL16levelL16pageL16tableL16screenL18
Relations
| is-a | side.surface | a surface is a kind of side |