Adjective
Shaped like a diamond or rhombus.
Source: Webster's dictionaryA diamond-shaped black patch with "SD" in white was worn on the lower left sleeve even by SiPo men who were not actually in the SD. Source: Internet
Also in 1922 the two parties agreed to the creation of the diamond-shaped Neutral Zone of approximately convert adjacent to the western tip of Kuwait in which neither Iraq nor Saudi Arabia would build dwellings or installations. Source: Internet
In April 1865 Louis François Janin proposed a double wire with diamond-shaped metal barbs; he was granted a patent. Source: Internet
Elephant teeth have loop-shaped dental ridges, which are thicker and more diamond-shaped in African elephants. Source: Internet
Invertebrates The tube-like heart (green) of the mosquito Anopheles gambiae extends horizontally across the body, interlinked with the diamond-shaped wing muscles (also green) and surrounded by pericardial cells (red). Source: Internet
One shape alone is normally reserved for a specific purpose: the lozenge, a diamond-shaped escutcheon, was traditionally used to display the arms of women, on the grounds that shields, as implements of war, were inappropriate for this purpose. Source: Internet