constructible

adj

1. (not-comparable)Of a land, suitable or allowable for constructing a building on.
2. (not-comparable)Of a building or other thing, capable of being constructed.
3. (not-comparable)That can be constructed in a plane using only a pair of compasses and a straightedge.
4. (not-comparable)Such that the line segment joining it to the origin can be constructed using only a pair of compasses and a straightedge.
5. (not-comparable)Admitting description as a finite union of locally closed (with respect to the Zariski topology) sets.