See Also: trachy-(dictionary)

trachy- (iou) and ETA (tourism)


trachy- (iou)



trachy- combining form.
[In sense 1 directly from Greek trakhus rough; in sense 2 from TRACHYTE.]
Chiefly Botany. Forming nouns and adjectives with the sense 'rough', as trachycarpous, trachyspermous.
Geology. Forming names of igneous rocks with the sense 'intermediate between trachyte and', as trachybasalt, trachyrhyolite.

ETA (tourism)


ETA is the abbreviation for Estimated Time of Arrival, used in computer reservations systems, airports, and also by the tourism industry.