ESSENTIAL OIL
none. Volatile oil derived from a plant etc. With its characteristic odour. -est suffix forming the superlative of adjectives (widest; nicest; happiest) and adverbs (soonest). [old english]
none. Volatile oil derived from a plant etc. With its characteristic odour. -est suffix forming the superlative of adjectives (widest; nicest; happiest) and adverbs (soonest). [old english]