Bacterial
9 lettersadjectivemoderateUpdated June 2026
Definition
Relating to or caused by bacteria, which are microscopic single-celled organisms. It describes conditions, infections, or processes involving these microorganisms.
“Bacterial infections require antibiotic treatment, unlike viral infections which do not respond to antibiotics.”
Pronunciation
IPA
[bækˈtɪərɪəɫ]
Syllables
bac·te·ri·al
Related Words
Synonyms
Word Game Tips
Wordle
Three instances of A and the -IAL ending are distinctive
Scrabble
14 points; good for using common letters and creating longer words
Words Related to Bacterial
Words you can make from Bacterial
Shorter words formed from the letters in “bacterial”.
Add a letter to make a longer word
10-letter words you can spell by adding one letter to “bacterial”.
Explore Similar Words
Try These Tools
Dictionary References
Look up bacterial in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!