(anatomy) A smooth muscle that bridges the gap between the free ends of C-shaped cartilages at the posterior border of the trachea, adjacent to the oesophagus, and allows air to be expelled forcefu...

Nearest in place or position, having nothing similar intervening; adjoining. / (obsolete) Most direct, or shortest or nearest in distance or time.

Of or relating to funambulism.

(biochemistry) Any of many complex amino acids, having a central cyclohexene ring, that protect organisms from ultraviolet light