| Achondroplasie | achondroplasia achondroplasty |
| Chondroblast | chondroblast |
| Achromasie | achromia achromatopsia achromatism achromatopia achromaticity |
| Chondroblastom | chondroblastoma |
| Achalasie | achalasia esophageal achalasia |
| Achromatopsie | achromatopsia color blindness |
| Chorologie | chorology |
| Andropause | andropause |
| Androkratie | andrarchy |
| Andrologie | andrology |
| Androphobie | androphobia |
| Chloroplast | chloroplast |
| Neoplasie | neoplasm |
| Hypoplasie | hypoplasia |
| Hyperplasie | hyperplasia |
| Antonomasie | antonomasia |
| Andromache | Andromache |
| Lachanophobie | lachanophobia |
| Acholie | acholia |
| Achromatin | achromatin |