tar·so·metatarsal \|tär(ˌ)sō+| ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷\adjective Etymology: in sense 1, from tars- + metatarsal; in sense 2, from New Latin tarsometatarsus + English -al 1.: of or relating to the tarsus and metatarsus < tarsometatarsal articulations > 2.: of or relating to the tarsometatarsus