Icon - just like you have an "icon" that represents a computer file or task, the religious icon is a representation of a diety or holy person. Same word, same basic meaning, different application.
a picture = 'une image', pl. 'des images'
Photo (Photograph); a picture taken by photography, you use a camera to take a photograph. The term picture includes a photo, a painting, a drawing, or a motion picture. A photo and a picture are generally tangible. But the image is an intangible object, a likeness, an idol, a mental picture in imagination or produced by reflection through a mirror or lenses.
In HTML speaking it is called mapped image, you have image mapped that have link. The HTML tag for this is : <map name="..."></map> and to apply it on a image you add the attribute usemap="#mapName"
the gaussian filter is also known as Gaussian smoothing and is the result of blurring an image by a Gaussian function.
You can do it using the onMouseOver event in javascript
I think you're looking for the term "aerial photo".
A bitmap graphic is also known as a raster image.
A packshot is the term given to an image which portrays an object in its advertisement form. In other words, how a certain object would be portrayed in an advert or in the media as a still or moving image is known as its packshot.
Small dots of pure color placed next to each other create an optical mixing of color and the technique is known as Pointillism. Any printed material also contains small dots of color to represent an image. The term for putting pieces or sheets together to form a single image is tiling.
real image
real image
Bildbearbeitung is a term that a photographer would most likely use. When you translate it into English its translates to image or picture editing. It can also mean photo manipulation.