superheavy

About 0.04 uses per million words.

Meaning

1. adjective Much heavier than usual.

   The superheavy tank weighed 80 tonnes and was said to be indestructible in combat.

2. adjective Describing a transuranic element with an extremely high atomic number; typically taken to mean beyond lawrencium (element 103, the last actinide).
3. adjective stressed more than is usual
4. noun A superheavy thing.
5. noun A superheavy element.
6. noun A superheavy tank or artillery piece.

Similar words

bosons monopoles heavy ultraheavy hefty overheavy weighty heavy as a dead donkey heavy-duty ponderous

Often followed by

elements nuclei syllables element nucleus syllable particles region mass fermions

Word family

superheavies