tachn.
/tak/, U.S. /tæk/ 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).
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also refers to : tachetachn.2
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n.1966see also