ectoplasm Meaning, Definition & Usage

  1. noun (spiritualism) a substance supposed to emanate from the body of the medium during a trance
  2. noun the outer granule-free layer of cytoplasm

WordNet

Ec"to*plasm noun
Etymology
Ecto- + Gr. form.
Definitions
  1. (Biol.) (a) The outer transparent layer of protoplasm in a developing ovum. (b) The outer hyaline layer of protoplasm in a vegetable cell. (c) The ectosarc of protozoan.

Webster 1913