A simple husbandman in garments gray.
Spenser.
Clergy and laity, male and female, gentle and simple made the fuel
of the same fire.
Fuller.
10. (BOt.) Without subdivisions; entire; as, a simple stem; a simple
leaf.
11. (Chem.) Not capable of being decomposed into anything more simple
or ultimate by any means at present known; elementary; thus, atoms are
regarded as simple bodies. Cf. Ultimate, a.
A simple body is one that has not as yet been decomposed. There are
indications that many of our simple elements are still compound bodies,
though their actual decomposition into anything simpler may never be
accomplished.