Added 10 October 2026 eubacteria noun Categories: AnimalsRare Words noun ! Definition from Wiktionary (CC BY-SA). More about eubacteria at Wordnik → Where our words come from → plural of eubacterium Related Words: eubacteriumhalophiliceubacterialesbacteriabacteriumarchaebacteriamicrobesmicroorganismsmicrobialmicroorganismenterobacteria Back to today's word