Word Study
great deal |
great depression |
great divide |
great dividing range |
great dog |
great duckweed
| great elector
| great falls
| great grandchild
| great granddaughter
| great grandfather
great duckweed
WORDNET DICTIONARY
Noun great duckweed has 1 sense
- great duckweed(n = noun.plant) spirodela polyrrhiza, water flaxseed - cosmopolitan except South America and New Zealand and some oceanic islands; Array is a kind of duckweed
is a member of genus spirodela, spirodela
For further exploring for "great duckweed" in Webster Dictionary Online