Noun

(en noun)

Physical matter; material.

* 1699 , , Heads designed for an essay on conversations

Study gives strength to the mind; conversation, grace: the first apt to give stiffness, the other suppleness: one gives substance and form to the statue, the other polishes it.

* {{quote-magazine, date=2013-07-20, volume=408, issue=8845, magazine=(The Economist)

, title= Welcome to the plastisphere , passage=Plastics are energy-rich substances , which is why many of them burn so readily. Any organism that could unlock and use that energy would do well in the Anthropocene. Terrestrial bacteria and fungi which can manage this trick are already familiar to experts in the field.}}

The essential part of anything; the most vital part.

* (John Dryden) (1631-1700)

Heroic virtue did his actions guide, / And he the substance , not the appearance, chose.

* Bishop Burnet

This edition is the same in substance with the Latin.

* (Edmund Burke) (1729-1797)

It is insolent in words, in manner; but in substance it is not only insulting, but alarming.

Substantiality; solidity; firmness.

Material possessions; estate; property; resources.

* Bible, (w) xv. 13

And there wasted his substance with riotous living.

* (William Shakespeare) (1564-1616)

Thy substance , valued at the highest rate, / Cannot amount unto a hundred marks.

* (Jonathan Swift) (1667–1745)

We are destroying many thousand lives, and exhausting our substance , but not for our own interest.

Drugs (illegal narcotics)

(theology) Hypostasis.

Noun

Resultant force on Earth's surface, of the attraction by the Earth's masses, and the centrifugal pseudo-force caused by the Earth's rotation.

* {{quote-magazine, date=2013-06-07, author=David Simpson

, volume=188, issue=26, page=36, magazine=(The Guardian Weekly) , title= Fantasy of navigation , passage=It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: perhaps out of a desire to escape the gravity of this world or to get a preview of the next; […].}}

Gravitation, universal force exercised by two bodies onto each other
(In casual discussion, gravity and gravitation are often used interchangeably).

* {{quote-magazine, date=2012-01, author=Michael Riordan, volume=100, issue=1, page=86

, magazine=(American Scientist) , title= Tackling Infinity , passage=Some of the most beautiful and thus appealing physical theories, including quantum electrodynamics and quantum gravity , have been dogged for decades by infinities that erupt when theorists try to prod their calculations into new domains. Getting rid of these nagging infinities has probably occupied far more effort than was spent in originating the theories.}}

The state or condition of having weight; weight; heaviness.

Specific gravity.

The state or condition of being grave (graveness).