prorupt

prorupt (third-person singular simple present prorupts, present participle prorupting, simple past and past participle prorupted)

1. (transitive) To cause something to burst forth.

prorupt (comparative more prorupt, superlative most prorupt)

1. (of a landmass or other shape) Split into a major part and a minor part joined by a short corridor.
   • 1999 Milan N. Vego - Naval Strategy and Operations in Narrow Seas

     When a country - Thailand for example - is nearly compact in shape but also has part of its territory in the form of a corridor leading away from its main body, it is said to have a prorupt shape.

• proruption

• OED 2nd edition 1989

• purport