1

random

noun ran·dom \ ˈran-dəm \
Updated on: 9 Nov 2017

Definition of random

:a haphazard course
at random
:without definite aim, direction, rule, or method
  • subjects chosen at random

Recent Examples of random from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'random.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of random

Middle English, succession, surge, from Anglo-French randun, from Old French randir to run, of Germanic origin; akin to Old High German rinnan to run — more at run


2

random

adjective

Definition of random

1 a :lacking a definite plan, purpose, or pattern
b :made, done, or chosen at random
  • read random passages from the book
2 a :relating to, having, or being elements or events with definite probability of occurrence
  • random processes
b :being or relating to a set or to an element of a set each of whose elements has equal probability of occurrence
  • a random sample
; also :characterized by procedures designed to obtain such sets or elements
  • random sampling

randomly

adverb

randomness

noun

Examples of random in a Sentence

  1. a random sequence of letters

  2. A random sample of doctors from around the country were selected for the study.

  3. We tasted the wines in random order and then rated each.

  4. a random collection of buttons

  5. She collects random photographs that she finds in antique shops.

  6. Pick a random word on the page.

  7. The computer program generates a list of random numbers.

Recent Examples of random from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'random.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of random

1619

Synonym Discussion of random

random, haphazard, casual mean determined by accident rather than design. random stresses lack of definite aim, fixed goal, or regular procedure.
    • a random selection of books
haphazard applies to what is done without regard for regularity or fitness or ultimate consequence.
    • a haphazard collection of rocks
casual suggests working or acting without deliberation, intention, or purpose.
    • a casual collector

3

random

adverb

Definition of random

:in a random manner

First Known Use of random

1618

Other Mathematics and Statistics Terms


RANDOM Defined for English Language Learners

random

adjective

Definition of random for English Language Learners

  • : chosen, done, etc., without a particular plan or pattern


RANDOM Defined for Kids

random

adjective ran·dom \ ˈran-dəm \

Definition of random for Students

:lacking a clear plan, purpose, or pattern
  • I read a random selection of poems.

randomly

adverb

randomness

noun


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