The sperm of certain fish.
The eggs of fish.
The ovaries of certain crustaceans.
A mottled appearance of light and shade in wood, especially in mahogany.
To ground; to settle in first principles.
A fundamental principle or skill, especially in a field of learning.
A body part that no longer has a function
A form that lacks full or complex development.
In percussion, one of a selection of basic drum patterns learned as an exercise.