SIPHONOGLYPH

sīˈfänəˌglif, ˈsīfənōˌg- noun

also si·pho·nog·ly·phe ˌsīfəˈnäglə(ˌ)fē

( -s )

Etymology: siphon- + Greek glyphē carved work — more at glyph

: a special groove leading down into the gullet from a corner of the mouth in many anthozoans