Term: osteostracan: extinct jawless fish of the Devonian with armored head
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: bombycid: moderate-sized Asiatic moth whose larvae feed on mulberry leaves and produce silk
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: dazzle: brightness enough to blind partially and temporarily
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: celiac trunk: an artery that originates from the abdominal aorta just below the diaphragm and branches into the left gastric artery and the common hepatic artery and the splenic artery
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: node: (botany) the small swelling that is the part of a plant stem from which one or more leaves emerge
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: delivery: the act of delivering or distributing something (as goods or mail)
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: inductance unit: a measure of the property of an electric circuit by which an electromotive force is induced in it
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: pipet: measuring instrument consisting of a graduated glass tube used to measure or transfer precise volumes of a liquid by drawing the liquid up into the tube
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: pocket: a small isolated group of people
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: beanball: a baseball deliberately thrown at the batter's head
Broader: jawless vertebrate: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | Unrelated: fennel: aromatic bulbous stem base eaten cooked or raw in salads