tachy-

1. a combining form meaning “swift,” used in the formation of compound words:

   tachygraphy.

tachy-

combining_form

1. swift or accelerated

   tachylyte

   tachygraphy

   tachyphylaxis

   tachyon

   tachycardia

Word History and Origins

Origin of tachy-¹

< Greek, combining form of tachýs

Word History and Origins

Origin of tachy-¹

from Greek takhus swift

Example Sentences

One devious setting called “Tachy Goes to Coventry” put a user on a global ignore list without alerting them that nobody was seeing what they were typing.

From The Verge

So I did the Rattle: “IL-2 patient, hypotensive, B.P. hovering between 70 over 40 to 60 over 30, occasionally tachy, bolused once this morning for a pressure of 80 over 50, getting another bolus right now, already fluid overloaded, crackles at the bases.”

From New York Times

Chronic Cases.—There is usually a gradual onset of tachy cardia,—fast beating of the heart,—pulse being 100 to 180 or more, if excited.

From Project Gutenberg