| BU | consent reluctantly |
|---|---|
| BU | armor carried on the arm to intercept blows |
| BU | any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori |
| BU | plant of southeastern Europe having yellow flowers like those of mustard and pods with open valves resembling bucklers |
| BU | parasitic shrub of the eastern United States having opposite leaves and insignificant greenish flowers followed by oily dull-green olivelike fruits |
| BU | parasitic shrub of the eastern United States having opposite leaves and insignificant greenish flowers followed by oily dull-green olivelike fruits |
| BU | United States architect who invented the geodesic dome (1895-1983) |
| BU | the first known example of a fullerene |
| BU | a coarse cotton fabric stiffened with glue |
| BU | stiffen with or as with buckram |
| BU | rigidly formal |
| BU | (British) free of charge |