An edible item is any item that is safe for humans to eat. "Edible" is differentiated from "eatable" because it does not indicate how an item tastes, only whether it is fit to be eaten. Nonpoisonous items found in nature – such as some mushrooms, insects,

seaweed Seaweed, or macroalgae, refers to thousands of species of macroscopic, multicellular, marine algae. The term includes some types of '' Rhodophyta'' (red), ''Phaeophyta'' (brown) and ''Chlorophyta'' (green) macroalgae. Seaweed species such as ...

, and so forth – are referred to as edible. Processed items that normally are not ingested but are specially manufactured to be so, like edible underwear or edible packaging, are also labeled as edible.

Edible items in nature

It is estimated that approximately half of about 400,000 plant species on earth are edible, yet '' Homo sapiens'' consume only about 200 plant species, because these are the simplest to domesticate. Edible plants found in nature include certain types of mushrooms, flowers,

seeds A seed is an embryonic plant enclosed in a protective outer covering, along with a food reserve. The formation of the seed is a part of the process of reproduction in seed plants, the spermatophytes, including the gymnosperm and angiosperm pl ...

, berries,

, and

cacti A cactus (, or less commonly, cactus) is a member of the plant family Cactaceae, a family comprising about 127 genera with some 1750 known species of the order Caryophyllales. The word ''cactus'' derives, through Latin, from the Ancient Greek ...

. Being able to identify the versions of these plants that are safe to eat is an important

survival skill Survival skills are techniques that a person may use in order to sustain life in any type of natural environment or built environment. These techniques are meant to provide basic necessities for human life which include water, food, and shelte ...

. Many animals are also edible, including domesticated livestock as well as wild insects, amphibians, reptiles, birds and mammals. Advocates of the increase in consumption of edible insects cite the environmental benefits of being able to raise more food using less land while producing fewer greenhouse emissions. More than 1,900 insect species have been documented as being used for food, including ants and beetle larvae in the diets of some African and Australian tribes, and crispy-fried locusts and beetles enjoyed as street food in parts of Thailand.

Etymology

The term "edible" dates back to the 1590s. It originates from the Latin word "edibilis" (eatable), which comes from the word "edere" (to eat), which comes from the prefix "ed-" (to eat).

References

{{Reflist Food and drink