A commissioned officer in the United States Coast Guard, Public Health Service, or National Atmospheric and Oceanic Administration whose rank is above an ensign and below a lieutenant.
A commissioned officer of the United States Navy whose rank is above an ensign's and below a lieutenant, or a corresponding rank in other navies.
A police badge.
A large expanse of exposed stable Precambrian rock.
A wide and relatively low-profiled volcano, usually composed entirely of lava flows.
Parts at the front and back of a vehicle which are meant to absorb the impact of a collision
A broad piece of defensive armor, held in hand, formerly in general use in war, for the protection of the body.
One who protects or defends.
A spot resembling, or having the form of a shield.
A sign or symbol, usually containing numbers and sometimes letters, identifying a highway route.
A framework used to protect workmen in making an adit under ground, and capable of being pushed along as excavation progresses.
The escutcheon or field on which are placed the bearings in coats of arms.
A field of energy that protects or defends.
In lichens, a hardened cup or disk surrounded by a rim and containing the fructification, or asci.
To protect, to defend.
to protect from the influence of
To shelter; to protect oneself.