undercross (English, noun)
expansion: undercross (plural undercrosses)
Senses:
topics: engineering
natural-sciences
physical-sciences
glosses: A passage or underpass where a roadway, railway, or infrastructure crosses under another.
topics: mathematics
sciences
topology
qualifier: knot theory
glosses: The strand or segment in a knot diagram that passes beneath another at a crossing; i.e., the under‑crossing strand in a knot projection. As distinguished from the overcrossing or over‑strand in knot projections
Forms:
form: undercrosses
tags: plural