Is “Vacuums” a Scrabble word?

1. 1.A region of space that contains no matter.

2. 2.(plural only "vacuums") A vacuum cleaner.

3. 3.The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, such as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.

   “a vacuum of 26 inches of mercury, or 13 pounds per square inch”

Synonyms: vacancy, void, hoover

1. 1.To clean (something) with a vacuum cleaner.

2. 2.To use a vacuum cleaner.

3. 3.To optimise a database or database table by physically removing deleted tuples.

Synonyms: hoover, hoovering, hoover