trefoil knot
English
![](../I/m/Trefoil_knot_arb.png)
A trefoil knot.
Etymology
trefoil + knot From being a knot theory knot, where its simplest symmetrical configuration appears like a trefoil.
- A trefoil knot lacking three-fold symmetry
- The trefoil knot with each lobe highlighted
- Trefoil knot
Noun
trefoil knot (plural trefoil knots)
- (topology) A knot formed by joining the two loose ends of a overhand knot to form a knotted loop; the simplest non-trivial knot.
See also
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