greenseal
nounUK /ˈɡriːnsiːl/
US /ˈɡriːnsiːl/
A green seal is a mark that shows something is safe for the Earth.
The soap has a greenseal on the box so we know it is eco-friendly.
OTHER MEANINGS
2. A seal or stamp printed in green ink.
The letter had a greenseal in the corner.
3. A type of green-colored aquatic mammal.
We saw a greenseal swimming near the rocks.
4. A brand name for an environmentally approved product line.
This cleaner is part of the greenseal range.