superheavy

[ soo-per-hev-ee ]

adjective

, su·per·heav·i·er, su·per·heav·i·est.

1. Chemistry, Physics. pertaining to any of a series of elements having an atomic number greater than 103.
2. heavier than usual for its kind:

   a superheavy oil; superheavy magnetic monopoles.

superheavy

/ ˌsuːpəˈhɛvɪ /

adjective

1. physics denoting or relating to elements of high atomic number (above 109) postulated to exist with special stability as a consequence of the shell model of the nucleus

Word History and Origins

Origin of superheavy¹

First recorded in 1820–30; super- ( def ) + heavy ( def )

Example Sentences

For New Faces of ‘52, a landmark revue, I did a satire on Death of a Salesman and Elia Kazan’s superheavy direction.

From The Daily Beast