acoptic

A1C3O1P3T1I1C3

adjective

Not self-intersecting.

Opposite
nonacoptic
OriginAncient Greek κόπτω (kóptō) ← Proto-Hellenic *ə- ← Proto-Indo-European *n̥- →
Scrabble 13
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Meanings

adjectiveacoptic (not comparable)
  1. not comparableuncommongeometryNot self-intersecting.

    1999, Branko Grünbaum, "Acoptic polyhedra", Advances in discrete and computational geometry (South Hadley, MA, 1996) (PDF), Contemp. Math., 223, Amer. Math. Soc., Providence, RI, pp. 163–199, doi:10.1090/conm/223/03137, MR 1661382.

Synonyms & antonyms

Opposite
nonacoptic

Origin

  1. Proto-Indo-European*né
  2. Proto-Indo-European*n̥-
  3. Proto-Hellenic*ə-
  4. Ancient Greekἀ- (a-)
  5. Ancient Greekκόπτω (kóptō)
  6. Englishacoptic

Introduced by the mathematician Branko Grünbaum to clarify terminology in the geometry of polygons and polyhedra. From Ancient Greek ἀ- (a-, “not”) + κόπτω (kóptō, “to cut”).

Full word history & related roots →
Cite this entry
APA

acoptic. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/acoptic

MLA

“acoptic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/acoptic. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “acoptic,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/acoptic.

Source: acoptic on Wiktionary, CC BY-SA 4.0.