The chemical element of atomic number 5, a nonmetallic solid. (Symbol: B)
- The mineral elements most likely to be deficient in vineyards are nitrogen, potassium, phosphorus, zinc, boron, iron, manganese, and magnesium.
- The smaller element may be a nonmetallic element, such as boron, carbon, nitrogen, or silicon.
- Zinc is in solid solution; boron, titanium and zirconium are seldom added in amounts sufficient to produce visible compounds.
Early 19th century: from borax1, on the pattern of carbon (which it resembles in some respects).
Words that rhyme with boronmoron, oxymoron
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