Compactness, Solidity
This page is the CodyCross answer for the clue below from Popcorn Time, Group 395, Puzzle 5 (Shutter Speed).
Question
Compactness, Solidity
Answer
DENSITY
Word Meaning:
DENSITY — The amount of a certain phenomenon (such as stuff, things, energy, or otherwise) in a given area (surface area) or volume (amount of space).
Definitions from Wiktionary.