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1 (one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit of counting or measurement. For example, a line segment of unit length is a line segment of length 1.
: being a single unit or thing. one day at a time. She is one year old. 2. a. : being one in particular. early one morning. The Grand Canyon is one place I'd like to visit. b. : being preeminently what is indicated. one fine person. She is one tough teacher. 3. a. : being the same in kind or quality. both of one species.
1 (One) is the first natural number, followed by two. The Roman numeral for one is I.
noun. the first and lowest whole number, being a cardinal number; unity. a symbol of this number, as 1 or I. a single person or thing: If only problems would come one at a time! a die face or a domino face having one pip. a one-dollar bill: to change a five-dollar bill for five ones.
1 (one) is a number, numeral, and the glyph that represents the number. It represents a single entity and is commonly regarded as the fundamental unit of counting and measurement. For example, a line segment of "unit length" is a line segment of length 1.
The meaning of NUMBER ONE is one's own interests or welfare : oneself —often written No. 1. How to use number one in a sentence.
Britannica Dictionary definition of ONE. 1. always used before a noun : having the value of 1. There is one minute left in the game. I have a few one- dollar bills in my purse. She is one year old. 2. always used before a noun — used to refer to a single person or thing. There is one cookie left.
Definitions of 1. noun. the smallest whole number or a numeral representing this number. synonyms: I, ace, one, single, unity. see more. adjective. used of a single unit or thing; not two or more. synonyms: ane, i, one. cardinal.
Your guide to the number 1, an odd number which is uniquely neither prime nor composite. Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun.
ONE definition: 1. the number 1: 2. a member of a group of people or things: 3. used to refer to a time in the…. Learn more.
