cusps

Noun

cusp (plural cusps)

1. A sharp point or pointed end.

   Synonyms:

   ord

2. (figuratively) An important moment when a decision is made that will determine future events.
   • Newcastle were 11 points adrift of Spurs following their 5-0 mauling at the hands of the north London club in February.
     But a sixth successive Premier League win puts them on the cusp of European football next season as they surged 15 points clear of seventh-placed Everton, who have five games left...2012 April 21, Jonathan Jurejko, “Newcastle 3-0 Stoke”, in BBC Sport
3. A point of a curve where the curve is continuous but has no derivative, but such that it has a derivative at every nearby point.
4. A point made by the intersection of two curved lines or curved structures, a common motif in Gothic architecture.
5. A boundary between zodiacal signs and houses.
6. Any of the pointed parts of a canine tooth or molar.

See all 9 meanings of cusp