different between synthetic vs sharkskin

English

From French synthétique, from Ancient Greek ?????????? (sunthetikós).

synthetic (comparative more synthetic, superlative most synthetic)

Of, or relating to synthesis.
(chemistry) Produced by synthesis instead of being isolated from a natural source (but may be identical to a product so obtained).
Artificial, not genuine.
(grammar) Pertaining to the joining of bound morphemes in a word (compare analytic).
(linguistics) Of a language, having a grammar principally dependent on the use of bound morphemes to indicate syntactic relationships (compare analytic).

synthetic (plural synthetics)

shark +? skin

sharkskin (countable and uncountable, plural sharkskins)

The skin of a shark.
- 1929, Robert Dean Frisbee, The Book of Puka-Puka (republished by Eland, 2019; p. 18):
  [B]ut not long after sundown we heard the booming of great sharkskin drums and, with our work done, we hurried in the direction of the music.
A shiny fabric made from synthetic fibers.

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