tacnode

Fetched 2026-10-26 (cache).

Synonyms: acnode

Antonyms: acnode

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|geometry}} A [[point]] of a [[curve]] where two or more [[osculate|osculating]] [[circle]]s to the curve at that point are [[tangent]], so that two branches of the curve have ordinary [[tangency]] at the double point.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.