Mathematical Constants

adjective not capable of being changed or altered

• The laws of physics are considered inalterable and unchanging.
• Some people believe that true love is inalterable and will never fade.
• Once you make a promise to your friends, it's inalterable - no backing out!
• The bond between siblings is often described as inalterable, no matter what happens.

adjective not capable of being changed or altered

• The laws of physics are intransmutable and cannot be altered.
• The terms of the contract are intransmutable, so we can't change them.
• Her decision was intransmutable, there was no changing her mind.
• The bond between twins is intransmutable, no matter the distance between them.

noun a mathematical constant representing the ratio of a circle's circumference to its diameter, approximately equal to 3.14159

• The value of pi is approximately 3.14159.
• I can never remember the exact value of pi.
• I heard that guy can recite pi to 100 decimal places!
• She has a memory like pi, always remembering details.

noun a person or thing that cannot be changed or altered

adjective not able to be changed or altered

• The laws of physics are considered unchangeable and constant.
• Her decision to quit her job seems unchangeable at this point.
• Once you submit your application, it's pretty much set in stone - unchangeable.
• His love for her was as unchangeable as the stars in the sky.

noun a letter in the alphabet

pronoun used to refer to something previously mentioned or easily identified

• The letter 'e' is the most commonly used vowel in the English language.
• Hey, don't forget to add an 'e' at the end of that word.
• I'll meet u at the caf at 3e.
• She's like the 'e' in a musical chord, adding harmony to the group.

noun a unit of weight in the metric system, equal to one thousandth of a kilogram

• The scientist measured the mass of the substance in grams using a precision balance.
• I need to measure out 50 grams of flour for this recipe.
• I only have a grammo of patience left for this situation.
• Her words carried the weight of a thousand grammos, impacting everyone in the room.

noun a person, place, thing, or idea

adjective describes or modifies a noun or pronoun

• In mathematics, an absolute constant is a fixed value that does not change.
• You can think of an absolute constant as a number that stays the same no matter what.
• An absolute constant is like that one friend who never changes, always there for you.
• The concept of an absolute constant can be compared to the unchanging laws of nature.