Definition of orthotropy in US English:

orthotropy

noun

  • 1Botany. The condition of being orthotropous.

  • 2Engineering. The condition of being orthotropic.

Origin

Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From ortho- + -tropy. In sense 1 after orthotropous.

Pronunciation

orthotropy

/ɔːˈθɒtrəpi/