tachn.

Brit.

/tak/, U.S.

/tæk/

Etymology: Abbreviation of tachometer n. Cf. tacho n., tack n.⁸

U.S. colloquial.

= tachometer n.

ΘΚΠ

the world > movement > rate of motion > [noun] > in the physical sciences > measurement of > instrument

tachometer1810

velocimeter1842

velocity-measurer1850

tack1963

tacho1964

tach1966

1966 Publ. Amer. Dial. Soc. 1964 xlii. 9 Tach.., abbreviation of tachometer.

1974 R. M. Pirsig Zen & Art of Motorcycle Maintenance i. iii. 36 The speedometer needle swings back and forth but the tach reads a steady nine thousand.

1980 Family Handyman Sept. 98/2 If you've used a tach/dwell meter for the point adjustment, leave it in place, and attach a timing light.

This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022).

单词	tach
释义	tachn. Brit. /tak/, U.S. /tæk/ Etymology: Abbreviation of tachometer n. Cf. tacho n., tack n.⁸ U.S. colloquial. = tachometer n. ΘΚΠ the world > movement > rate of motion > [noun] > in the physical sciences > measurement of > instrument tachometer1810 velocimeter1842 velocity-measurer1850 tack1963 tacho1964 tach1966 1966 Publ. Amer. Dial. Soc. 1964 xlii. 9 Tach.., abbreviation of tachometer. 1974 R. M. Pirsig Zen & Art of Motorcycle Maintenance i. iii. 36 The speedometer needle swings back and forth but the tach reads a steady nine thousand. 1980 Family Handyman Sept. 98/2 If you've used a tach/dwell meter for the point adjustment, leave it in place, and attach a timing light. This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2022). > see also also refers to : tachetachn.² < n.1966 see also
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tachn.

> see also