Conic Bundle: Algebraic Geometry, Variety, Severi Brauer Surface

Severi Brauer Variety: Mathematics, Algebraic Variety, Projective Space

Seshadri Constant: Algebraic Geometry, Ample Line Bundle, Variety

Motive (algebraic geometry): Algebraic Geometry, Variety, Cohomology Theory

Regular Map (algebraic geometry): Algebraic Geometry, Variety, Subvarieties