gradation
nounUK /ɡrəˈdeɪʃən/
US /ɡreɪˈdeɪʃən/
A gradation is a small, slow change from one thing to the next.
The sunset showed a beautiful gradation from orange to purple.
RELATED WORDS
OTHER MEANINGS
2. A stage or step in a series of gradual changes.
The painting moved through many gradations of blue.
3. The act of arranging things in order by size, amount, or quality.
The teacher explained the gradation of rocks from small pebbles to large boulders.
4. A slight difference in color or tone.
The artist mixed many gradations of green for the leaves.