Words Containing: N,O,R,I

• a common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent

• a common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent

• of or relating to the null set (a set with no members)

• a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

• a mathematical element that when added to another number yields the same number

• the point on a scale from which positive or negative numerical quantities can be measured

• the sight setting that will cause a projectile to hit the center of the target with no wind blowing

• indicating the absence of any or all units under consideration

• having no measurable or otherwise determinable value

• indicating an initial point or origin

• adjust (an instrument or device) to zero value

• adjust (as by firing under test conditions) the zero of (a gun)

• fine woodwork done by a joiner

• the craft of a joiner

• A Gypsy

• A device that ionizes

• To use irony

• To treat something in an ironic fashion