What is the meaning of visualise?

verb

• View the outline of by means of an X-ray.
  • usage: "The radiologist can visualize the cancerous liver"
  • synonyms: visualize
• Form a mental picture of something that is invisible or abstract.
  • usage: "Mathematicians often visualize"
  • synonyms: visualize
• Imagine; conceive of; see in one's mind.
  • usage: "I can't see him on horseback"; "I can see what will happen"; "I can see a risk in this strategy"
  • synonyms: visualize, envision, project, fancy, see, figure, picture, image
• Make visible.
  • usage: "With this machine, ultrasound can be visualized"
  • synonyms: visualize