noun
roe
ROH/rəʊ/
Fish eggs, especially as food.
Translucent orange roe fills the bowl and tops the sushi piece beside it.

Etymology
Middle English roughe already meant a mass of fish eggs, so the culinary sense preserves that meaning while emphasizing their use as food. Its earlier ancestry is uncertain.
In context
Caviar is made from the roe, or the eggs, of sturgeons, which are critically endangered.