a piece of apparatus with which one can ascertain one's own position or that of a distant object, esp. one which is not directly visible.
| 单词 | θ163604 |
| 释义 | society > armed hostility > military equipment > weapon > device for discharging missiles > firearm > parts and fittings of firearms > [noun] > range- or position-finder (4) position-finder1876 a piece of apparatus with which one can ascertain one's own position or that of a distant object, esp. one which is not directly visible. rangefinder1876 Military. A device attached to a weapon to estimate the distance from a target. mekometer1894 Military. An instrument for finding the range for infantry fire. Now rare. Subcategories:— for anti-aircraft guns (1) |
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