Term: polar circle: a line of latitude at the north or south poles
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: drawing chalk: colored chalks used by artists
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: air mattress: a mattress that can be stored flat and inflated for use
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: wild buckwheat: low-growing shrub with spreading branches and flowers in loose heads; desert regions of western United States (California to Utah)
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: maltese: a native or inhabitant of Malta
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: corner: the point where two lines meet or intersect
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: polemonium: any plant of the genus Polemonium; most are low-growing often foul-smelling plants of temperate to Arctic regions
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: meiosis: (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: genus anatotitan: genus of large duck-billed dinosaurs; late Cretaceous
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: switch: hairpiece consisting of a tress of false hair; used by women to give shape to a coiffure
Broader: latitude: an imaginary line around the Earth parallel to the equator | Unrelated: difflugia: a protozoan with an ovoid shell of cemented sand grains