Adjective
non-edible (not comparable)
That cannot be eaten; not edible
Other items called "cream" Some non-edible substances are called creams due to their consistency: shoe cream is runny, unlike regular waxy shoe polish; hand/body 'creme' or "skin cream" is meant for moisturizing the skin. Source: Internet
The appearance of a caterpillar can often repel a predator: its markings and certain body parts can make it seem poisonous, or bigger in size and thus threatening, or non-edible. Source: Internet