different between denervation vs ablation

English

Etymology

denervate +? -ion

Noun

denervation (countable and uncountable, plural denervations)

1. (medicine) The removal or blocking of a nerve connection to tissue, such as by surgical or chemical means

   selective denervation of muscle

Derived terms

• barodenervation
• chemodenervation
• cryodenervation
• denervational

Related terms

• nervation
• renervation

English

Etymology

From Late Middle English ablacioun (“removal”), from Late Latin abl?ti? (“a taking away”), from aufer? (“to take away, carry off, withdraw, remove”) +? -ti? (“-tion”, nominal suffix); equivalent to ablate +? -ion. Doublet of ablatio. Compare French ablation.

Pronunciation

• enPR: ?-bl?'-sh?n, ?b-l?'-sh?n IPA^(key): /??ble?.?n?/, /æb?le?.?n?/
• Rhymes: -e???n

Noun

ablation (countable and uncountable, plural ablations)

1. (obsolete) A carrying or taking away; removal. [First attested around 1350 to 1470.]
2. (surgery) The surgical removal of a body part, an organ, or especially a tumor; the removal of an organ function; amputation. [First attested around 1350 to 1470.]
3. (sciences) The progressive removal of material by any of a variety of processes such as melting or vaporization under heat or chipping. [Mid 20^th century.]

   Hyponym: constitutive ablation

   1. (geology) The removal of a glacier by melting and evaporation; the lowering of a land surface by any of several means, as in wind erosion or mass wasting. [from 20th c.]
   2. (meteorology) The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by friction with the atmosphere.

Derived terms

Related terms

• ablate
• ablatable

Translations

References

• “ablation”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.
• “ablation”, in Merriam–Webster Online Dictionary, (Please provide a date or year).

French

Pronunciation

Noun

ablation f (plural ablations)

1. The often forceful removal (physical or otherwise) or abolition of something.
2. (medicine) ablation
3. (sciences) ablation

Further reading

• “ablation” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).