- Surgical excision or amputation of a body part or tissue.
- The erosive processes by which a glacier is reduced.
a. The dissipation of heat generated by atmospheric friction, especially in the atmospheric reentry of a spacecraft or missile, by means of a melting heat shield.
b. The reduction or removal of heat-protective surface material by aerodynamic friction, as from a heat shield.
Origin: Late Latin ablātiō, ablātiōn-
Origin: , from Latin ablātus
Origin: , past participle of auferre, to carry away
Origin: : ab-, away; see ab-1
Origin: + lātus, carried; see telə- in Indo-European roots
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