D defs.my
Entry 1 sense Webster, 1913

Ecthoreum

· Ec·tho·re·um · IPA
01 n. The slender, hollow thread of a nettling cell or cnida. See Nettling cell.
pl. Ecthorea ((#))
  1. 1.
    The slender, hollow thread of a nettling cell or cnida. See Nettling cell.(Zoöl.) See: Nettling cell