en trace element (n, substance)
― IsA ⟶
Weight: 2.0
en chemical element (n, substance) Source: Open Multilingual WordNet
en vitamin
― IsA ⟶
Weight: 1.0
en trace element (n) Source: English Wiktionary
en trace element (n)
― IsA ⟶
Weight: 1.0
en nutrient Source: English Wiktionary