siphonoglyph
noun
si·phono·glyph
| \ sīˈfänəˌglif, ˈsīfənōˌg-\
variants:
or less commonly siphonoglyphe \ ˌsīfəˈnäglə(ˌ)fē \
plural -s
Definition of siphonoglyph
: a special groove leading down into the gullet from a corner of the mouth in many anthozoans
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