marine grade
noun
A quality of product specially formulated or treated to withstand use at sea.
adjective
Designating a product made to this quality.
Origin
1960s.
- penny whistle
- penny-wisdom
- penny wise
- penny wise and pound foolish
- penny-wise-pound-foolishness
- pennywort
- pennyworth
- Penobscot
- Penobscot River
- penologic
- penological
- penologist
- penology
- penoscrotal
- pen pal
- penpalship
- pen-picture
- pen plume
- penpoint
- pen pond
- pen portrait
- pen-pusher
- pen-pushing
- pen-record
- pen recorder