Millimeter Definition & Meaning

In this example, we intentionally chose a piece of analysis that contained various different units, such as dollars and shares. When an analyst must present various different types of units, it is recommended to add a “units” column so that each item contains a label for easy reference. The nine-millimeter rifles were said to be large enough for nearly all purposes, but not reassuring in extremely close quarters. I love Lensbaby Lenses and let their character come through in my work.

More from Merriam-Webster on millimeter

Additionally, mm can also represent “merry meet,” which is a way of saying “welcome” or “goodbye” in pagan culture. However, it’s important to note that mm does not have a sexual connotation and is not offensive. Millimeter is used for measuring small lengths and visible distances. In real life, it is considered to be the size of a wire used in paper clips. Millimeters can be converted to other metric units such as centimeters, meters, inches, and kilometers. We can use the following conversion chart to convert millimeters into different metric units of length.

  • For example, a thousand is often abbreviated as (M), a million is abbreviated as (MM), and a billion is abbreviated as (BN) or (MMM).
  • Shorter focal lengths appear to increase the space between objects.
  • Here’s a fun example to understand why small units are important.
  • Longer focal lengths appear to bring the background closer to the foreground, compressing the scene.
  • This article has been fact-checked, ensuring the accuracy of any cited facts and confirming the authority of its sources.

Other Words From

I often shoot with the Velvet 85 on a crop sensor to bring me closer to my subject. Remembering years back, a Nikon F2 I bought; came with a 50 mm lens. At the time, a very popular focal length because of its normal field of view, which is close to what your eye sees.

Millimeter Definition

  • It is really up to you to decide which focal length will give you a look that meets your vision and creativity.
  • The use of two m’s to denote millions is becoming less common.
  • It is simply a slang term used to express agreement or welcome.
  • It was first created in India, and from there, it progressively spread to Arabia and China.

This article was reviewed by Anyah Le Gilmore-Jones and by wikiHow staff writer, Janice Tieperman. Anyah Gilmore-Jones is a Social Media Marketing Expert based in Nashville, Tennessee. As the founder of GROW by Gilmore, a social media strategy company, Anyah develops data-driven social media strategies focused on authentic community building.

It’s always best to consider the context and tone of the conversation when trying to understand what a guy means when he uses mm. Because we have multiple options to choose from when selecting an abbreviation, it is important to use context to make the proper selection. To summarize, our modern numerical system is the same as the Hindu-Arabic numerical system. However, our abbreviations are a concoction of multiple cultural legacies ranging from Rome, Greece, India, China, and Arabia. The Hindu – Arabic numeral system is what we have used ever since.

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  • These slang terms serve as concise responses to express various forms of acknowledgement or disagreement, just like “mm” is used to indicate agreement or understanding.
  • Can you imagine measuring tiny things using units like yards or miles?
  • However, the length of the wheat grain, the size of an ant, the thickness of a paper, etc., are some measures we find difficult to express in bigger units of measurement like meters.
  • This guide will explore how the notation should be used, as well as alternative symbols that are used in practice.
  • Hence, you might see $1,400,000 expressed as $1.4 million or $1.4MM or $1.4mn or $1.4m.

Last season, sales of skis with widths between 101 and 110 millimeters underfoot grew 10 percent, faster than any other category, according to data provided by the NPD Group. Some examples of objects having about 1 millimeter length areA sharp pencil point and the tip of a sewing needle are approximately 1 mm in length. Before the 13th century, Europeans used what does mm mean Roman numerals for all mathematical equations. For example, M in Roman numerals stands for one thousand, while a bar above the M denotes a million. Within finance and accounting, we often find something quite different. For example, a thousand is often abbreviated as (M), a million is abbreviated as (MM), and a billion is abbreviated as (BN) or (MMM).

Why The mm of Your Lens Is So Important

“A crop sensor camera basically crops your scene in camera, giving the impression of using a longer focal length.”

Word History






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