siphonaceous

adjective
si·​phon·​aceous | \ ¦sīfə¦nāshəs\

Definition of siphonaceous

1 : resembling a siphon especially in forming a continuous protoplasmic column or tube lower fungi with siphonaceous mycelia
2 : having a siphon or group of siphons siphonaceous mollusks

History and Etymology for siphonaceous

siphon- + -aceous

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