To save this word, you'll need to log in.
Hy·dro·dic·ty·on | \ -ˈdiktēˌän \
Definition of Hydrodictyon
: a genus (the type of the family Hydrodictyaceae) of unicellular freshwater green algae of the order Chlorococcales that associate in colonies of cylindrical multinucleate cells joined by their ends into pentagonal meshes which are linked in a continuous elongate saccular network often reaching a length of 20 centimeters
Keep scrolling for more
Comments on Hydrodictyon
What made you want to look up Hydrodictyon? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
A More Exception(al) Quiz
- Which of the following words is not a synonym for ‘a young person’?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share Hydrodictyon