Origin: Latin suffix -al
Dimensional has 3 different meanings across 1 category:
of or relating to dimensions
"The designer explained that adding a third dimension would make the model much more realistic."
having dimension--the quality or character or stature proper to a person
"never matures as a dimensional character; he is pasty, bland, faceless"
Of or pertaining to dimensions.
"The museum display features a full-dimensional model of the ancient temple that visitors can walk around."
In plain English: Dimensional means having more than just length and width, so it also includes height or depth to make something three-dimensional.
"The new holographic display creates a truly dimensional experience that feels like being inside the image."
Usage: Use "dimensional" to describe something that has measurable length, width, and depth, such as a three-dimensional object or a multi-faceted issue. Avoid using it for flat images unless you are specifically referring to their added depth through artistic techniques like shading.
The word dimensional comes from combining the noun dimension with the suffix -al to form an adjective. It was first used to describe something that has measurable size or extent across multiple directions.