Defn: A dilatation of a hollow organ or of a canal.
ECTASIS
Ec"ta*sis, n. Etym: [L., fr. Gr. (Pros.)
Defn: The lengthening of a syllable from short to long.
ECTENTAL
Ec*ten"tal, a. Etym: [Gr. (Biol.)
Defn: Relating to, or connected with, the two primitive germ layers, the ectoderm and ectoderm; as, the "ectental line" or line of juncture of the two layers in the segmentation of the ovum. C. S. Minot.
ECTERON
Ec"ter*on, n. Etym: [See Ect-.] (Anat.)
Defn: The external layer of the skin and mucous membranes; epithelium; ecderon. — Ec`ter*on"ic, a.
ECTETHMOID
Ec*teth"moid, a. Etym: [Ect- + ethmoid.] (Anat.)
Defn: External to the ethmoid; prefrontal.
ECTHLIPSIS
Ec*thlip"sis, n. Etym: [L., fr. Gr.