Word: uraninites
Part of speech: Noun
Syllables: u
ra
ni
nites
Definition: Plural of uraninite; a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore
Morphemes:
Affix: uran-
Language: en
PoS: Prefix
Meaning: uranite;  is a radioactive, uranium-rich mineral and ore with a chemical composition that is largely UO2, but due to oxidation the mineral typically contains variable proportions of U3O8
Affix: -ine
Language: en
PoS: Suffix
Meaning: Used to form names of chemical substances, especially basic (alkaline) substances, alkaloidal substances, or halogen elements.
Etymology Compounds: Affix: -īnus
Language: la
Decoded: -inus
PoS: Suffix
Meaning: Of or pertaining to; -ine; usually indicates a relationship of position, possession, or origin.
Affix: -ite
Language: en
PoS: Suffix
Meaning: Used to form nouns denoting rocks or minerals.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).