1. softening and maturing
⇒ Long slow cooking has a mellowing effect., ⇒ It has a mellowing, softening effect on sharper flavours., ⇒ It is this that produces the mellowing and oxidative characters of the maturing process., ⇒ Jack Daniel's special charcoal mellowing process is what makes it a Tennessee Whiskey
instead of a bourbon.
2. having a softening effect in terms of colour
⇒ If you can't wait for the brickwork to age naturally, there are ways of speeding up
the mellowing process.
3. having a softening effect on a person's character or behaviour
⇒ the mellowing effects of age, ⇒ I suspect that it has had some mellowing effect on my behaviour., ⇒ She has a mellowing influence on me.
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