heptamagnesium
Seven atoms of magnesium in a chemical compoundSeven atoms of magnesium in a chemical compound.
Meaning
1 senses(in compounds, uncountable)Seven atoms of magnesium in a chemical compound.
Origin
From hepta- + magnesium.From hepta- + magnesium.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable