solid

1 solid /ˈsɑːləd/ adjective
1 solid
/ˈsɑːləd/
adjective
Britannica Dictionary definition of SOLID
1 
: firm or hard : not having the form of a gas or liquid
2 
: having no space inside : not hollow
3 
a  always used before a noun : made entirely from the specified material
b  : consisting only of the color specified or only of one color
— see color picture on this page
4 
: having no breaks, spaces, or pauses
— often used figuratively
5 
[more solid; most solid]
a  : good and able to be trusted to do or provide what is needed
b  : having a strong basis : good and dependable
6 
[more solid; most solid] : strong and well-made
7 
US : agreeing with or supporting something (such as a political party) in a completely loyal and dependable way
8 
geometry : having length, width, and height : three-dimensional

— solidly

adverb

— solidness

noun [noncount]
2 solid /ˈsɑːləd/ noun
plural solids
2 solid
/ˈsɑːləd/
noun
plural solids
Britannica Dictionary definition of SOLID
1 
[count] : a solid substance : a substance that is not a gas or a liquid
2 
[count] geometry : an object that has length, width, and height : a three-dimensional object — see picture at geometry
3 
solids [plural] : foods that are not liquid