Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
A carrying or taking away; removal.
Definition source: English Wiktionary via Wiktextract
Usage: countable, obsolete, uncountable
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
The surgical removal of a body part, an organ, or especially a tumor; the removal of an organ function; amputation.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, sciences, surgery
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
The progressive removal of material by any of a variety of processes such as melting or vaporization under heat or chipping.
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.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: geography, geology, natural-sciences, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
The progressive removal of material by any of a variety of processes such as melting or vaporization under heat or chipping.
The depletion of surface snow and ice from a spacecraft or meteorite through melting and evaporation caused by aerodynamic heating.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: climatology, meteorology, natural-sciences, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
surgical removal of a body part or tissue
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: extirpation, cutting out, excision
Antonyms: none provided
Broader terms: operation, surgery, surgical operation, surgical procedure, surgical process
Narrower terms: adenoidectomy, adrenalectomy, suprarenalectomy, appendectomy, appendicectomy, cholecystectomy, clitoridectomy, female circumcision, embolectomy, endarterectomy, enervation, hypophysectomy, hysterectomy, laminectomy, laryngectomy, lithotomy, lobectomy, lumpectomy, mastectomy, mastoidectomy, meniscectomy, nephrectomy, neurectomy, oophorectomy, ovariectomy, oophorosalpingectomy, ophthalmectomy, orchidectomy, orchiectomy, pancreatectomy, pneumonectomy, prostatectomy, salpingectomy, septectomy, sigmoidectomy, splenectomy, stapedectomy, sympathectomy, thrombectomy, thyroidectomy, tonsillectomy, vasectomy, vulvectomy
noun
the erosive process that reduces the size of glaciers
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: erosion, eroding, eating away, wearing, wearing away
History
Etymology tree Late Latin ablātiōder. Middle English albacioun English ablation From Late Middle English ablacioun (“removal”), from Late Latin ablātiō (“a taking away”), from auferō (“to take away, carry off, withdraw, remove”) + -tiō (“-tion”, nominal suffix). Doublet of ablatio. Compare French ablation. By surface analysis, ablat(e) + -ion.
Across languages
50 source translations are retained for this English entry.
