defective
word
Definition
Not working properly or having a fault; having a flaw or mistake that makes something not function as it should.
Usage & Nuances
Mainly used for products, machines, or body parts, especially in formal or technical contexts. Common collocations: 'defective product', 'defective item', 'defective gene'. Do not confuse with 'broken' (physically damaged) or 'faulty' (not working, but less formal).
Example Sentences
The company recalled all defective products.
basic
This phone is defective and needs to be replaced.
basic
A defective part caused the car to stop suddenly.
basic
Turns out the headphones were defective right out of the box.
natural
If your purchase is defective, you can exchange it without extra cost.
natural
They sent us a defective batch by mistake, so replacements are coming soon.
natural