adjective
firm or hard :not having the form of a gas or liquid
having no space inside :not hollow
a always used before a noun :made entirely from the specified material
consisting only of the color specified or only of one color
see color picture
having no breaks, spaces, or pauses
[more ~; most ~]
good and able to be trusted to do or provide what is needed
having a strong basis :good and dependable
[more ~; most ~] :strong and well-made
US :agreeing with or supporting something (such as a political party) in a completely loyal and dependable way
geometry :having length, width, and height :three-dimensional
noun
plural -ids
[count] :a solid substance :a substance that is not a gas or a liquid
[count] geometry :an object that has length, width, and height :a three-dimensional object - see picture at geometry
solids [plural] :foods that are not liquid