i Register
In some senses, compound is marked as dated, obsolete. Watch for register when choosing this word.
compound
/ˈkɒmˈpaʊnd/
noun 9verb 5adj 3
Collocations
13(noun.) chemical
ADJ
chemical
The researchers discovered a dangerous chemical compound in the factory's waste water.
inorganic, organic | synthetic
molecular, simple
Water is a simple compound made from hydrogen and oxygen atoms.
active, dangerous, potent, toxic, volatile | carbon, iron, etc.
VERB + COMPOUND
form, produce
When you mix hydrogen and oxygen, they produce a compound called water.
COMPOUND + VERB
contain sth
be derived from sth, derive from sth, be found in sth, occur
Many harmful chemicals occur naturally in household cleaning products.
PREP
~ of
Water is a compound of two simple elements that are essential for all life.
(noun.) area of land and buildings
ADJ
palace, prison, military
walled, secure
The military base had a high walled compound where soldiers trained every day.
PREP
in/inside a/the ~
The soldiers lived in a secure military compound surrounded by high walls.
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