Definition of "weight" []

• A measure of the heaviness of an object. (noun)
• The force with which a body is attracted to Earth or another celestial body, equal to the product of the object's mass and the acceleration of gravity. (noun)
• A unit measure of gravitational force: a table of weights and measures. (noun)
• A system of such measures: avoirdupois weight; troy weight. (noun)
• The measured heaviness of a specific object: a two-pound weight. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In the context of floating bodies, weight is the ˜weight™ of one body minus weight of the medium."
• "This weight in grams is called the _gram-molecular weight_ of a gas."
• "If we weigh a stone first in the air, as usual, and then in water (where it weighs less), and then subtract the weight in water from the weight in air we will have the _loss of weight in water_, and this equals the _weight of an equal volume of water_, which is precisely what we got by our bottle method."