physostomatous
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physostomatous — phy·so·stoma·tous … English syllables
physostomous — [fī΄sō stäm′ə təsfī säs′tə məs] adj. [< Gr physa (see PHYSOSTIGMINE) + STOMOUS] Zool. having the air bladder connected to the digestive tract by a tube, as certain fishes: also physostomatous [fī΄sō stäm′ə təs] … English World dictionary