by all appearances meaning

• [American idiom]
  apparently; according to what one sees.
  • She is, by all appearances, ready to resume work.
  • By all appearances, we ought to be approaching the airport.
  
• 
  [American slang]
  apparently; according to what one sees or how things seem.
    She is, by all appearances, ready to resume work.
    By all appearances, we ought to be approaching the airport.

• to all appearances:    So far as appears ...
• save appearances:    1. To keep up an a ...
• appearances can be deceiving.:    [American slang]Pr ...

Examples

1. by all appearances, the man inside the container
2. by all appearances, the man inside the container
3. it was, by all appearances, the ultimate great leap forward
4. the spreading of tv program " hui merchants " on national media is misgivings by all appearance
5. by all appearances, the research in this dissertation has clear academic significance and great practical significance