| − | From {{etyl|la}} {{term|ablatio|ablātiō|lang=la}}, from {{term|ablatus|ablātus|lang=la}}, the perfect passive participle of {{term|aufero|auferō|carry away|lang=la}}. Compare French {{term|ablation|lang=fr}}. | + | From {{etyl|la}} {{term|ablatio|ablātiō|lang=la}}, from {{term|ablatus|ablātus|removed|lang=la}}, the perfect passive participle of {{term|aufero|auferō|carry away|lang=la}}. Compare French {{term|ablation|lang=fr}}. |
| | # {{sciences}} The [[progressive]] removal of material by any of a variety of processes such as [[vaporization]] under heat or [[chipping]]. | | # {{sciences}} The [[progressive]] removal of material by any of a variety of processes such as [[vaporization]] under heat or [[chipping]]. |