pol·ly·wog
noun/ˈpɒliwɒɡ/
/ˈpɑːliwɑːɡ/
(also polliwog)
(both North American English) (also tadpole British and North American English)
- a small creature with a large head and a small tail, that lives in water and is the young form of a frog or toad
蝌蚪