Bing found the following results
Expanse Definition & Meaning - Merriam-Webster
EXPANSE | English meaning - Cambridge Dictionary
EXPANSE | definition in the Cambridge English Dictionary
EXPANSE Definition & Meaning | Dictionary.com
EXPANSE definition and meaning | Collins English Dictionary
Expanse Definition & Meaning | YourDictionary
EXPANSE Definition & Usage Examples | Dictionary.com
Expanse - Definition, Meaning & Synonyms | Vocabulary.com
expanse noun - Definition, pictures, pronunciation and usage …
EXPANSE definition in American English | Collins English Dictionary