noun, plural sub·cos·tae [suhb-kos-tee, -kaw-stee] /sʌbˈkɒs ti, -ˈkɔ sti/.
Related formssub·cos·tal, adjective
Examples from the Web for subcosta
Setula: a small stiff bristle or seta: in Diptera, the small thorn at the end of the subcosta.
Accessory subcostal vein: the vein given off from the subcosta and branching toward the apex of the wing in Perlidae.
Recurrent vein: in Hemerobiidae, the first branch of the subcosta when it recurves toward the base of the wing.