Halicoeres radiatus
— Noun
– English
~ bluish and bronze wrasse; found from Florida keys to Brazil
hydroxyl radical
— Noun
– English
~ the monovalent group -OH in such compounds as bases and some acids and alcohols
hydrazo radical
— Noun
– English
~ the bivalent group -HNNH- derived from hydrazine
Hypochaeris radicata
— Noun
– English
~ European weed widely naturalized in North America having yellow flower heads and leaves resembling a cat's ears