mineral oil(redirected from heavy liquid petrolatum)
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mineral oil:see petrolatumpetrolatum
, colorless to yellowish-white hydrocarbon mixture obtained by fractional distillation of petroleum. In its jellylike semisolid form (known as petroleum jelly and also by several trade names) it is used in preparing medicinal ointments and for lubrication.
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mineral oil[′min·rəl ‚ȯil]