| A | B |
| heterogenous | Consisting of dissimilar elements or parts. |
| heterochromatic | Characterized by different colors. |
| heteronym | One of two or more words with identical spellings but different meanings and pronounciations. |
| variable | Likely to change; inconstant. |
| various | Of diverse kinds; unlike or different. |
| variety | A number or collection of different things. |
| scleroderma | A thickening and hardening of the skin. |
| sclerometer | An instrument used to determine the hardness of a material. |
| sclerosis | A thickening or hardening of a body part especially an artery. |
| stereography | The art or technique of depicting solid bodies on a plane surface. |
| stereology | The study of three-dimensional properties of objects. |
| stereophonic | A sound-reproduction system that uses two or more separate channels to give a more natural distribution of sound. |
| eurybathic | Capable of living in a wide range off water depths. |
| eurythermal | Adaptable to a wide range of temperatures. |
| eurythmics | The art of interpreting music by rhythmical free-style bodily movements. |
| stenography | Writing in shorthand. |
| stenobathic | Limited to or able to live within a narow range of water depths. |
| stenosis | A constriction or narrowing of a duct or passage. |