English dictionary
billionth
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
position 1,000,000,000 in a countable series of things
Source: WordNet 3.0
-
one part in a billion equal parts
Synonyms one-billionthSource: WordNet 3.0
adjective satellite
-
the ordinal number of one billion in counting order
Source: WordNet 3.0