septilateral

[ sep-tuh-lat-er-uh l ]
/ ˌsɛp təˈlæt ər əl /

adjective

having seven sides.

Origin of septilateral

First recorded in 1650–60; septi- + lateral

Example sentences from the Web for septilateral

  • It was a septilateral chamber, about eight feet high, built of stone, and supported by beautifully groined arches.

    Auriol |W. Harrison Ainsworth

British Dictionary definitions for septilateral

septilateral
/ (ˌsɛptɪˈlætərəl) /

adjective

having seven sides