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standard ruler. In DICTIOUS you will not only get to know all the dictionary meanings for the word
standard ruler, but we will also tell you about its etymology, its characteristics and you will know how to say
standard ruler in singular and plural. Everything you need to know about the word
standard ruler you have here. The definition of the word
standard ruler will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
standard ruler, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Noun
standard ruler (plural standard rulers)
- (astronomy) Any astronomical object of known diameter whose distance can then be calculated from the angle it subtends
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