noun · 2 senses · updated from the 2026-07-25 local source snapshot
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.
Sound
Pronunciation
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/ˌmæsˈtɛktəmi/
/ˌməsˈtɛktəmi/
Southern-England:Recorded audio is listed in the source snapshot.
General-American:Recorded audio is listed in the source snapshot.
rhymes with -ɛktəmi
CMU ARPABET:M AE0 S T EH1 K T AH0 M IY0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The surgical procedure to remove all or part of a breast and sometimes nearby tissues.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: mammectomy
Antonyms: none provided
2
noun
Meaning 2
surgical removal of a breast to remove a malignant tumor
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Etymology tree English mast- Proto-Indo-European *h1éǵh Proto-Indo-European *-s Proto-Indo-European *h1eǵhs Proto-Hellenic *eks Ancient Greek ἐκ (ek) Ancient Greek ἐκ- (ek-) Proto-Indo-European *temh1- Proto-Indo-European *-né- Ancient Greek τέμνω (témnō) Ancient Greek ἐκτέμνω (ektémnō) Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ἐκτομή (ektomḗ)der. English -ectomy English mastectomy From mast- + -ectomy.
Across languages
Translations
24 source translations are retained for this English entry.
Bengali:
ম্যাস্টেকটমি
(mêśṭekṭômi)
— surgical procedure to remove all or part of the breast
Bulgarian:
мастектомия
(mastektomija)
— surgical procedure to remove all or part of the breast
Catalan:
mastectomia
— surgical procedure to remove all or part of the breast
Finnish:
rinnanpoistoleikkaus
— surgical procedure to remove all or part of the breast
Finnish:
mastektomia
— surgical procedure to remove all or part of the breast
French:
mastectomie
— surgical procedure to remove all or part of the breast
German:
Brustamputation
— surgical procedure to remove all or part of the breast
German:
Mastektomie
— surgical procedure to remove all or part of the breast
Icelandic:
brjóstnám
— surgical procedure to remove all or part of the breast
Icelandic:
brottnám brjósts
— surgical procedure to remove all or part of the breast
Ido:
mastektomio
— surgical procedure to remove all or part of the breast
Italian:
mastectomia
— surgical procedure to remove all or part of the breast
Japanese:
乳房切除術
(Chibusa setsujo-jutsu)
— surgical procedure to remove all or part of the breast
Macedonian:
мастектомија
(mastektomija)
— surgical procedure to remove all or part of the breast
Polish:
mastektomia
— surgical procedure to remove all or part of the breast
Portuguese:
mastectomia
— surgical procedure to remove all or part of the breast
Romanian:
mastectomie
— surgical procedure to remove all or part of the breast
Romanian:
mamectomie
— surgical procedure to remove all or part of the breast
Russian:
мастэктоми́я
(mastɛktomíja)
— surgical procedure to remove all or part of the breast
Spanish:
mastectomía
— surgical procedure to remove all or part of the breast
Swedish:
mastektomi
— surgical procedure to remove all or part of the breast
Tagalog:
alisuso
— surgical procedure to remove all or part of the breast
Turkish:
mastektomi
— surgical procedure to remove all or part of the breast
Welsh:
mastectomi
— surgical procedure to remove all or part of the breast
