ALUMINUM OXIDE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does aluminum oxide mean? 

• ALUMINUM OXIDE (noun)
  The noun ALUMINUM OXIDE has 1 sense:

1. any of various forms of aluminum oxide occurring naturally as corundum

  Familiarity information: ALUMINUM OXIDE used as a noun is very rare.

 Dictionary entry details 

• ALUMINUM OXIDE (noun)

Sense 1

Meaning:

Any of various forms of aluminum oxide occurring naturally as corundum

Classified under:

Nouns denoting substances

Synonyms:

alumina; aluminium oxide; aluminum oxide

Hypernyms ("aluminum oxide" is a kind of...):

corundom; corundum (very hard mineral used as an abrasive)

Hyponyms (each of the following is a kind of "aluminum oxide"):

alundum (a substance made of fused alumina)

Holonyms ("aluminum oxide" is a substance of...):

furnace lining; refractory (lining consisting of material with a high melting point; used to line the inside walls of a furnace)

 Context examples 

Previous detections of clouds by Hubble at the boundary between day and night, where temperatures mercifully fall, have shown that titanium oxide (popular as a sunscreen) and aluminum oxide (the basis for ruby, the gemstone) could also be molecularly reborn on the ultrahot Jupiters' nightsides.

(Water Is Destroyed, Then Reborn in Ultrahot Jupiters, NASA/JPL)