Term: pilot balloon: meteorological balloon used to observe air currents
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: somateria: eider ducks
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: patchiness: unevenness in quality or performance
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: tulipa: Eurasian perennial bulbous herbs
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: greasy spoon: a small restaurant specializing in short-order fried foods
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: egeria: small genus of dioecious tropical aquatic plants
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: raffia palm: a large feather palm of Africa and Madagascar having very long pinnatisect fronds yielding a strong commercially important fiber from its leafstalks
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: honoring: conformity with law or custom or practice etc.
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: acuminate leaf: a leaf narrowing to a slender point
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: hellebore: perennial herbs of the lily family having thick toxic rhizomes
Broader: meteorological balloon: a small unmanned balloon set aloft to observe atmospheric conditions | Unrelated: dock: any of certain coarse weedy plants with long taproots, sometimes used as table greens or in folk medicine