abscissa

abscissa

English

A point in the Cartesian plane; x is the abscissa.

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/

• Audio (US)

  (file)

• Hyphenation: ab‧scis‧sa

Noun

abscissa (plural abscissas or abscissae or abscissæ)

1. (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 17^th century.][1]

   The point ${\\displaystyle (3,2)}$ has 3 as its abscissa and 2 as its ordinate.

2. (geometry) The horizontal line representing an axis of a Cartesian coordinate system, on which the abscissa (sense above) is shown.

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.[1]

Synonyms

• absciss

Hypernyms

• (first of two coordinates): coordinate
• (horizontal line): axis

Coordinate terms

• ordinate

Translations

first of two coordinates

Armenian: աբսցիս (abscʿis) Berber: Kabyle: tanegzumt Bulgarian: абсци́са (bg) f (abscísa) Catalan: abscissa f Cebuano: handaganós Chinese: Cantonese: 橫坐標 (waang4 zo6 biu1) Mandarin: 横坐标 (zh) Czech: abscisa f Dutch: abscis (nl) f Estonian: abstsiss (et) Finnish: abskissa (fi) French: abscisse (fr) f Georgian: აბსცისა (abscisa) German: Abszisse (de) f Greek: τετμημένη (el) f (tetmiméni) Hungarian: abszcissza (hu) Ido: abciso (io) Indonesian: absis (id) Interlingua: abscissa Irish: aibsíse f Italian: ascissa (it) f Northern Sami: abskisˈsa Norwegian: Bokmål: abscisse (no) m Persian: طول‎ (fa) Polish: odcięta (pl), abscysa f (obsolete) Portuguese: abscissa (pt) Romanian: abscisă (ro) f Russian: абсци́сса (ru) f (abscíssa) Spanish: abscisa (es) f Swedish: abskissa (sv) c Tagalog: higawat Turkish: apsis (tr) Vietnamese: hoành độ (vi)

horizontal axis

Bulgarian: абсцисна ос (abscisna os) German: Rechtsachse f Norwegian: Bokmål: abscisseakse m

See also

• abscissa on Wikipedia.Wikipedia
• ordinate
• applicate

References

1. Lesley Brown, editor-in-chief; William R. Trumble and Angus Stevenson, editors (2002), “abscissa”, in The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford; New York, N.Y.: Oxford University Press, →ISBN, page 8.

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Latin

Etymology 1

From abscissus, perfect passive participle of abscindō (“tear away”).

Noun

abscissa f (genitive abscissae); first declension

1. (New Latin, mathematics) abscissa

Declension

First-declension noun.

Case	Singular	Plural
Nominative	abscissa	abscissae
Genitive	abscissae	abscissārum
Dative	abscissae	abscissīs
Accusative	abscissam	abscissās
Ablative	abscissā	abscissīs
Vocative	abscissa	abscissae

Descendants

• → English: abscissa
• → Irish: aibsíse
• → Norwegian Bokmål: abscisse
  • → Northern Sami: abskissa
• → Portuguese: abscissa
• → Italian: ascissa

Noun

abscissā f

1. ablative singular of abscissa

Etymology 2

See the etymology of the corresponding lemma form.

Participle

abscissa

1. inflection of abscissus:
   1. nominative/vocative feminine singular
   2. nominative/accusative/vocative neuter plural

Participle

abscissā

1. ablative feminine singular of abscissus

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Portuguese

Pronunciation

 

• (Brazil) IPA^(key): /a.biˈsi.sɐ/, /abˈsi.sɐ/

• (Brazil) IPA^(key): /a.biˈsi.sɐ/, /abˈsi.sɐ/
  • (Southern Brazil) IPA^(key): /abˈsi.sa/, /a.biˈsi.sa/

• (Portugal) IPA^(key): (careful pronunciation) /ɐbʃˈsi.sɐ/ [ɐβʃˈsi.sɐ], (natural pronunciation) /ɐbˈʃi.sɐ/ [ɐβˈʃi.sɐ]

• Hyphenation: abs‧cis‧sa

Noun

abscissa f (plural abscissas)

1. (geometry) abscissa (first of two coordinates)

Coordinate terms

• ordenada

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Swedish

Noun

abscissa c

1. Alternative spelling of abskissa; abscissa

Declension

Declension of abscissa
	Singular		Plural
	Indefinite	Definite	Indefinite	Definite
Nominative	abscissa	abscissan	abscissor	abscissorna
Genitive	abscissas	abscissans	abscissors	abscissornas