semiarid

adj

Etymology: Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sēmi Latin sēmi-bor. English semi- Proto-Indo-European *h₂eHs- Proto-Indo-European *-éh₁ti Proto-Indo-European *-yeti Proto-Indo-European *-éh₁yeti Proto-Indo-European *h₂eHs-eh₁yeti Proto-Italic *āzēō Latin āreō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin āriduslbor. French arideder. ▲ Latin āridusder. English arid English semiarid From semi- + arid.

1. Somewhat arid, receiving little rainfall but more than an arid area would, typically defined as 25 to 50 cm of rainfall annually.