Melaleuca /ËmÉlÉËljuËkÉ/ is a genus of nearly 300 species of plants in the myrtle family, Myrtaceae, commonly known as paperbarks, honey-myrtles or tea-trees (although the last name is also applied to species of Leptospermum). They range in size from small shrubs that rarely grow to more than 1 m (3 ft) high, to trees up to 35 m (100 ft).
magnet noun [ C ] (OBJECT) âº an object that is able both to attract iron and steel objects and also push them away.
MAGNETIC FIELD. FIND OUT MORE. Magnetism is an invisible force that attracts or repels some materials, such as iron and steel, but not others, like plastic and silver. In a magnetic material, the atoms line up in groups or regions called MAGNETIC DOMAINS.AGNETIC FIELD. FIND OUT MORE. Magnetism is an invisible force that attracts or repels some materials, such as iron and steel, but not others, like plastic and silver. In a magnetic material, the atoms line up in groups or regions called MAGNETIC DOMAINS.