abscissa

== English == === Etymology === By ellipsis from Latin [linea] abscissa, feminine of abscissus, perfect passive participle of abscindō (“cut off”). See abscind. === Pronunciation === (US) IPA(key): /æbˈsɪs.ə/ Hyphenation: ab‧scis‧sa === Noun === abscissa (plural abscissas or abscissae or abscissæ) (geometry) The first of the two terms by which a point is referred to, in a system of fixed rectilinear coordinate (Cartesian coordinate) axes. [First attested in the late 17th century.] Coordinate term: ordinate (geometry) The horizontal line representing an axis of a Cartesian coordinate system, on which the abscissa (sense above) is shown. Coordinate term: ordinate ==== Usage notes ==== Originally, it referred to the portion of a line between a fixed point on that line and the intersection of that line with an ordinate. ==== Synonyms ==== absciss ==== Hypernyms ==== (first of two coordinates): coordinate (horizontal line): axis ==== Translations ==== ==== See also ==== abscissa on Wikipedia.Wikipedia ordinate applicate === References === == Latin == === Etymology 1 === From abscissus, perfect passive participle of abscindō (“tear away”). ==== Pronunciation 1 ==== ===== Noun ===== abscissa f (genitive abscissae); first declension (New Latin, mathematics) abscissa ====== Declension ====== First-declension noun. ====== Descendants ====== → English: abscissa → Irish: aibsíse → Norwegian Bokmål: abscisse → Northern Sami: abskissa → Portuguese: abscissa → Italian: ascissa ==== Pronunciation 2 ==== ===== Noun ===== abscissā f ablative singular of abscissa === Etymology 2 === See the etymology of the corresponding lemma form. ==== Participle ==== abscissa inflection of abscissus: nominative/vocative feminine singular nominative/accusative/vocative neuter plural ==== Participle ==== abscissā ablative feminine singular of abscissus == Portuguese == === Alternative forms === abcissa (Portugal) === Pronunciation === Hyphenation: abs‧cis‧sa === Noun === abscissa f (plural abscissas) (Brazilian Portuguese spelling) (geometry) abscissa (first of two coordinates) Coordinate term: ordenada === Further reading === “abscissa”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “abscissa”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026 == Swedish == === Noun === abscissa c alternative spelling of abskissa; abscissa ==== Declension ====