You searched for: “inedible
inedible (adjective) (not countable)
1. A reference to anything that is not appropriate, worthy, or safe to eat: Inedible victuals are those that are uneatable, poisonous, dangerous, or indigestible; such as, burnt toast, rancid or spoiled meat, spoiled milk, etc.

Some mushrooms are edible; however, toadstools are inedible; eggs can be eaten, but the shells are inedible.

2. Etymology: unfit to eat; from Latin in-, "not, opposite of" + Latin edible, "eatable"; from Latin edere, "to eat".
This entry is located in the following unit: ed-, edi- (page 1)