epiphragm

English

Pronunciation

• IPA^(key): /ˈɛpɪfɹæm/

Noun

epiphragm (plural epiphragms)

1. (zoology) A dry layer of mucus used by a snail or mollusk to seal itself inside its shell during hibernation.
2. (botany) The dilated apex of the columella in urn mosses.

References

• “epiphragm”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.