Shieldlike

Strips of flower beds curved into a shieldlike shape. ❋ Sarah Beth Durst (2010)

He tried to gather the sense of dark greenness, the shieldlike feeling that went with it, but his thoughts were like molasses in winter, like glue already hardening, and he could feel curtains of blue fire " so hot that his hair was crisping " flaming around him. ❋ Modesitt, L. E. (2003)

A second, deeper tone, joined the first, then a third, and the darkness flashed with sparks of light, as glowing black shieldlike globules rose from the Prophet's tent. ❋ Modesitt, L. E. (1999)

There was a bright arc between his hands, then a shieldlike dome. ❋ Zelazny, Roger (1987)

The word "thyroid" is from a Greek term meaning "shieldlike," in reference to the large oblong shields carried by Homeric and pre-Homeric warriors which had a notch on top for the chin to rest upon. ❋ Asimov, Isaac (1963)

The gland, for some centuries, has borrowed its name from the cartilage it hugs and is therefore known as the thyroid gland even though there is nothing shieldlike about it. ❋ Asimov, Isaac (1963)

The whole front of its head -- part of the eyes, and all the face -- was covered by a smooth, cleft, shieldlike mask, reaching well down under the breast, and giving the creature an expression both mysterious and terrible. ❋ Charles George Douglas Roberts (1901)

A more recent fall invader is a true bug, a shieldlike creature called the brown marmorated stink bug. ❋ Adrian Higgins L.A. Times/Washington Post News Ser (2010)