Definition of sulcate in US English:



Botany Zoology
  • Marked with parallel grooves.

    ‘the margin is often sulcate’
    • ‘Within the family, Ophthalmoplax Rathbun, 1935, is readily distinguished from the other genera in having a sulcate front, a single orbital fissure, prominent transverse carapace ridges and tubercles, and keeled and spined chelipeds.’
    • ‘Palehomola gorrelli exhibits a downturned, sulcate, triangular central rostral spine and two lateral rostral spines.’
    • ‘Ibergirhynchia contraria can be distinguished from representatives of Dzieduszyckia by its sulcate brachial valve and fold on the pedicle valve.’
    • ‘Dorsal valve only slightly sulcate, with very shallow sulcus originating in the umbonal area.’
    • ‘Species of sections Musa and Rhodochlamys share common characteristics, possessing the same chromosome number and having bracts that are generally sulcate, glaucous and that become revolute on fading.’


Mid 18th century: from Latin sulcatus ‘furrowed’, past participle of sulcare.