English
thyrotrophic
Thyrotrophic comes from Ancient Greek τροπῐκός ‘of or pertaining to a turn or change’, from τροπή ‘a turning’, and ultimately from Proto-Indo-European *trep- ‘to turn’.
- Proto-Indo-Europeanc. 4500–2500 BCE*trep-‘to turn’reconstructed
- Ancient Greekc. 800–300 BCEτρέπωtrépō‘turn, divert, turn back, rout an enemy’
- Ancient Greek, derivedc. 800–300 BCEτροπήtropḗ‘a turning’
- Ancient Greek, derivedc. 800–300 BCEτροπῐκόςtropĭkós‘of or pertaining to a turn or change’
- Englishtodaythyrotrophic
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*trep-‘to turn’reconstructed
- Ancient Greekc. 800–300 BCEτρέπωtrépō‘turn, divert, turn back, rout an enemy’
- Ancient Greek, derivedc. 800–300 BCEτροπήtropḗ‘a turning’
- Ancient Greek, derivedc. 800–300 BCEτροπῐκόςtropĭkós‘of or pertaining to a turn or change’
- Englishtodaythyrotrophic
A compound of thyro- + -tropic
Proto-Indo-European *weyd- ‘to see’
…
Ancient Greek εἶδος
Ancient Greek θῠρεοειδής ‘Shield-shaped’
New Latin thyreoīdēs
English thyroid
English thyro-
Linked words
through Proto-Indo-European *trep- ‘to turn’
thrive, intrepid, trepidation, turpitude, 30 more
through Ancient Greek τρέπω ‘turn, divert, turn back, rout an enemy’
trope, troubadour, contrive, 23 more
through Ancient Greek τροπή ‘a turning’
Today it means
adj That stimulates the thyroid gland.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *trep- / thyrotrophic