Etymograph

English

thiomorpholine

Thiomorpholine comes from Ancient Greek θεῖον ‘sulfur’, and goes back to θέειον.

  1. Ancient Greekc. 800–300 BCEθέειονthéeion
  2. Ancient Greek, derivedc. 800–300 BCEθεῖονtheîon‘sulfur’
  3. Englishtodaythiomorpholine

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Ancient Greekc. 800–300 BCEθέειονthéeion
  2. Ancient Greek, derivedc. 800–300 BCEθεῖονtheîon‘sulfur’
  3. Englishtodaythiomorpholine

A compound of thio- + morpholine

Ancient Greek θέειον

Ancient Greek θεῖον ‘sulfur’

English thio-

Linked words

through Proto-Indo-European *dʰewh₂- ‘smoke’

down, steam, dye, funk, dew, dun, dune, duvet, dag, fume, thymus, obfuscate, fumigation, typhon, 26 more

Today it means

noun A saturated alicyclic heterocycle that has four carbon atoms, one nitrogen and one sulfur atom; but especially 4-thiomorpholine

Language periods are conventional ranges, not dates for this word.

Etymograph / Ancient Greek θέειον / thiomorpholine