Which combining form means 'back'?

The combining form that means 'back' is dors/o. This term is commonly used in medical terminology to refer to the posterior aspect of the body, particularly in anatomical descriptions. For example, in the terms "dorsal" and "dorsolateral," the prefix "dorso-" refers to the back area of an organism.

Understanding the role of this combining form is crucial, as it helps facilitate clear communication regarding locations in the body. Other combining forms such as femor/o relate to the thigh bone, hom/o refers to sameness or similarity, and infer/o signifies lower or beneath. These terms represent different anatomical concepts, which distinguishes dors/o specifically in the context of describing the back.