We have no meanings for "zero mark" in our records yet.
The thermometer never made it up to the zero mark, not even at midday.
Normally the mercury stands level in both tubes at what may be called the zero mark.
Where I live, temperatures have been jumping back & forth across the zero mark all week.
There was more snow, more icy rain, and more hovering of the temperature near the zero mark.
By calling fussy little strikes often enough I could have kept the profits close to the zero mark.
This gives a very convenient standard of measurement, as every inch rise above the zero mark indicates 1 lb.
For reading, the scale is held against the tube, with the zero mark level with the top of the cork plugging the bottom.
Halfway up the tube draw a zero mark across the standards, and above this a scale of inches in fractions on both sides.
I'll see her dead first before I let her make a zero mark out of her life as her crazy mother did before her.
When he reached a point just above the town he put the indicator to the zero mark and remained stationary, while he examined the place.
"Incoming seventy-two Cylon fighters, closing at one-two- zero mark four-eight!"
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