Visual means relating to sight, or to things that you can see.
例句
...the graphic visual depiction of violence.對暴力赤裸裸的影像描繪...music, film, dance, and the visual arts.音樂、電影、舞蹈和視覺藝術
N-COUNT
視覺材料（指用于展示或說明的圖畫、表格、影片等）
A visual is something such as a picture, diagram, or piece of film that is used to show or explain something.
例句
Remember you want your visuals to reinforce your message, not detract from what you are saying.要記住，使用視覺材料是為了使表達的意思更加清楚明白，而不能分散對所講內容的注意力。
英漢詞典釋義
adv.
視覺上;外表上
Our findings relate to physically rather than the visually handicapped pupils.我們的研究結果是關于肢體殘疾的學生，而不是視力有障礙的學生。Visually the chair is very pleasing, but it’s uncomfortable.這椅子看上去很可愛,但它并不舒服。
看得見地;形象化地;直觀地
He explained the journey visually by use of pictures.他運用圖片形象地講述了這次旅行。