14-Letter Words Containing: N,O,R,T,H,S

• (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

• use an apostrophe

• red pigment in red algae

• a polyhedron whose faces are trapeziums

• greater than normal extension

• abnormal presence of air in the pleural cavity resulting in the collapse of the lung; may be spontaneous (due to injury to the chest) or induced (as a treatment for tuberculosis)