Term: ozone hole: an area of the ozone layer (near the poles) that is seasonally depleted of ozone
Broader: hole: an opening into or through something | Unrelated: coralwood: East Indian tree with racemes of yellow-white flowers; cultivated as an ornamental
Broader: hole: an opening into or through something | Unrelated: old testament: the collection of books comprising the sacred scripture of the Hebrews and recording their history as the chosen people; the first half of the Christian Bible
Broader: hole: an opening into or through something | Unrelated: cinnamon: aromatic bark used as a spice
Broader: hole: an opening into or through something | Unrelated: american mink: usually rich dark brown
Broader: hole: an opening into or through something | Unrelated: anchorage: place for vessels to anchor
Broader: hole: an opening into or through something | Unrelated: navy cross: a United States Navy decoration for extraordinary heroism against an armed enemy
Broader: hole: an opening into or through something | Unrelated: combination: an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes)
Broader: hole: an opening into or through something | Unrelated: billiard ball: ball used in playing billiards
Broader: hole: an opening into or through something | Unrelated: ophthalmology: the branch of medicine concerned with the eye and its diseases
Broader: hole: an opening into or through something | Unrelated: blue star: subshrubs of southeastern United States forming slow-growing clumps and having blue flowers in short terminal cymes