ETYM French élément, Latin elementum.
1. A component or part.
2. A fundamental or basic unit.
3. One of four substances thought in ancient and medieval cosmology to constitute the physical universe.
4. The most favorable environment for a plant or animal.
5. The situation in which one is happiest and most effective.
6. A straight line that generates a cylinder or cone.
ETYM Late Lat. entitas, from Latin ens, entis, thing, prop. p. pr. of esse to be: cf. French entité. Related to Essence, Is.
Anything having existence (living or nonliving); SYN. something.
essence / esəns /
ETYM French essence, Latin essentia, formed as if from a p. pr. of esse to be. Related to Is, Entity.
Any substance possessing to a high degree the predominant properties of a plant or drug or other natural product from which it is extracted.
In philosophy, all that makes a thing what it is and is indispensable to the thing. Philosophers have often distinguished nominal essences from real essences. A nominal essence is a group of terms used to define a concept: thus, the nominal essence of the concept of a horse could be “anything that neighs and has a mane and four legs”. A real essence is either a group of universals objectively given in nature (this is also called a form) or (as in the work of John Locke) the underlying structure of an object; for example, its atomic structure.
marrow / meroʊ /
1. The inmost, best, or essential part; core
2. (chiefly Scottish) One of a pair
ETYM French, from Latin substantia, from substare to be under or present, to stand firm; sub under + stare to stand. Related to Stand.
1. That which has mass and occupies space; SYN. matter.
2. The stuff of which an object consists.