We found 10 dictionaries that include the word millennian:

General (10 matching dictionaries)

1. millennian: Merriam-Webster.com [home, info]
2. millennian: Vocabulary.com [home, info]
3. millennian: Wordnik [home, info]
4. millennian: Dictionary.com [home, info]
5. millennian: Rhymezone [home, info]
6. millennian: Free Dictionary [home, info]
7. millennian: Mnemonic Dictionary [home, info]
8. millennian: WordNet 1.7 Vocabulary Helper [home, info]
9. millennian: LookWAYup Translating Dictionary/Thesaurus [home, info]
10. millennian: Dictionary/thesaurus [home, info]

Definitions from WordNet (millennian) ▸ adjective:  relating to a millennium or span of a thousand yearsmillennial, millennium, millenium, millenia, millenary, millenarian, Mercurian, millimicron, millenarianism, Millen, more... ▸ Words similar to millennian ▸ Usage examples for millennian ▸ Idioms related to millennian ▸ Civic discussion about millennian (New!) ▸ Popular nouns described by millennian ▸ Words that often appear near millennian ▸ Rhymes of millennian ▸ Invented words related to millennian