1
: a very serious quality or condition : the condition of being grave or serious
They didn't seem to understand the gravity [=seriousness] of the situation.
He uttered the oath with proper gravity. [=solemnity]
2
technical
: the natural force that tends to cause physical things to move towards each other : the force that causes things to fall towards the Earth
attempting to defy gravity
the force of gravity
Cite this Entry
“Gravity.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/gravity. Accessed 22 Apr. 2026.
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