Costate
/ˈkɒs.teɪt/noun
Having ribs or riblike ridges.
Did you know?Costate comes from Latin *costa* meaning “rib,” the same ancient root behind *costal* and *intercostal*, and it entered English through scientific Latin to describe ribbed leaves, shells, and anatomy.
Etymological Timeline
Proto-Indo-European
PIE
*kost-
“rib, side”
Latin
Latin
costa
“rib, side”
Late Latin
Latin
costatus
“ribbed, having ribs”
16th Century
English
costate
“having ribs or riblike ridges, especially in botany and anatomy”
Modern English
English
costate
“having ribs or riblike ridges”
Explore more surprising origins