Chem. [f. ETH- + -AL.] The same as Cetyl or Cetylic Alcohol (see CET-). Hence Ethalic a., as in Ethalic acid = Cetylic acid.
1839. Todd, Cycl. Anat., II. 234/1. Ethal is a solid transparent … fatty matter.
1877. Watts, Fownes’ Chem., II. 160. Ethal is obtained from spermaceti.
