Epiphallus

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    In some orthopterans, a plate adjacent to the genital complex.

    "Hadrotettix and Heliastus lack pale streaks but possess trilobed epiphalli, which led me to look for other characteristics shared with the Hippiscus group."

  2. 2
    In some dictyopterans, a pair of valves adjacent to the phallus.

    "Male genitalia strongly asymmetrical, partially concealed by sternum 9, comprised by basisclerite, paired epiphalli (left with titillator), and hypophallus; hook process (=L3 sclerite after MCKITTRICK 1964) missing (KLASS 1997)."

  3. 3
    In some gastropods, an enlargement of the vas deferens that continues beyond the apex of the penis.

    "In mature Arion the atrium is divided into upper and lower atria, with the oviduct, spermatheca duct and epiphallus opening into the upper atrium."

Example

More examples

"Hadrotettix and Heliastus lack pale streaks but possess trilobed epiphalli, which led me to look for other characteristics shared with the Hippiscus group."

Etymology

From epi- + phallus.

Related phrases

vas deferens

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.