Term: provitamin a: an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: pretender: a claimant to the throne or to the office of ruler (usually without just title)
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: strange particle: an elementary particle with non-zero strangeness
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: cataract: a large waterfall; violent rush of water over a precipice
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: barley: cultivated since prehistoric times; grown for forage and grain
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: dealignment: a process whereby voters are moved toward nonpartisanship thus weakening the structure of political parties
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: overhead projector: a projector operated by a speaker; projects the image over the speaker's head
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: linum: a herbaceous plant genus of the family Linaceae with small sessile leaves
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: air pollution: pollution of the atmosphere
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: malamute: breed of sled dog developed in Alaska
Broader: provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues | Unrelated: australian lungfish: an endangered species of lungfish found in rivers in Queensland