معنی کلمه : tetractinellid
English
An officer who presides over the academic senate of a German university. Heyse.
Any species of sponge of the division Tetractinellida. Also used adjectively.

An officer who presides over the academic senate of a German university. Heyse.
Any species of sponge of the division Tetractinellida. Also used adjectively.