disposable

adj

1. That can be disposed of.
2. That is designed to be discarded rather than reused, refilled or repaired.

   “Rather than purchase an expensive razor he bought a packet of cheap disposable ones.”

   “A disposable cup sits in a museum gallery, fully intact even after being cast aside thousands of years ago.”

3. Available to be used; at one's disposal.

   “disposable income”

noun

1. Any object that is designed to be disposed of, rather than refilled or repaired.

   “Parents who use cloth diapers often use disposables for travel, nights, or both.”

   “Durable goods can be cost-effective but make great disease vectors, and disposables like syringes and needles can be a problem in the poorest places, where there's desperate need of vaccines for diseases like polio. That's where the UCSD scientists come in.”

2. Any object that is designed to be disposed of, rather than refilled or repaired.