interarches

/ˌɪntərˈɑːrtʃɪz/
verb
  1. Third person singular present of interarch: arches or curves between two points or structures.
    • Each section of the roof interarches with the next to form a continuous curve.
    • The tree's canopy interarches over the entire patio.
    • The bridge interarches the two cliffs with a single elegant span.
noun
  1. Plural of interarch: multiple instances of arches between points or structures.
    • The ancient aqueduct had several interarches that supported the water channel.
    • The interarches of the bridge were reinforced with steel.
    • The architect designed a series of interarches for the new gallery.