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 History of this Word

"tachy" is from "takhus" (swift) spoken by people of Greece starting about 1000 B.C.

Notes

In this sense, it is a word added to another word to form a new word.

More words with this prefix,
tachymeter
tachyzoite
tachydidaxy
tachylite

Words related to this meaning

grammar is modifier

"tachy-" is a type of prefix

Definition

A prefix added to the start of a word. Indicates that "rapid" modifies the word. Created to expand meanings. Can be used with many words to form new words.

Examples of how the word is used

tachy- illustration This tachycardia is a difficult clinical problem for the physician.
tachy- illustration This tachygraphy consisted of word stem signs and of word ending signs.