random

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at random

With no discernable pattern or reasoning. We will choose a raffle winner at random. There are a lot of problems with your paper. To start with, you just seem to move from point to point at random. This guy's breaking into houses completely at random and not taking anything? So then what's his motive?

See also: random

random number

A number selected without any criteria, often by some sort of generator, such as a computer program. Don't worry, we're not choosing the winner ourselves—we'll draw a random number to determine who wins.

at random

by chance; haphazard. The lottery numbers are chosen at random. As a prank, the children dialed phone numbers at random.

See also: random

at random

Without order or fixed purpose, haphazardly, as in Jackson Pollock dropped paints on canvas seemingly at random. Originally this phrase meant "very speedily" and "heedlessly." Shakespeare had the present usage in 1 Henry VI (5:3): "He talks at random; sure the man is mad." [Late 1500s]

See also: random

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

at random

Without a governing design, method, or purpose; unsystematically: chose a card at random from the deck.

See also: random

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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References in periodicals archive ?

Randomness doesn't have to be expensive - it's not the value of the service or item that wows the guest, it's the fact that it happens and seemingly randomly.

COMMENT: How to introduce the unexpected to delight your hotel guests

What is clear though is that anything other than true randomness introduces risk.

In search of real random numbers

However, such an addition leads to resulting in low randomness of key sequence and easy to guess.

New Key Generation and Encryption Algorithms for Privacy Preservation in Mobile Ad Hoc Networks

In the current climate, given the consensus that quantum randomness pertains at the ontological level, views of chance have shifted toward being naturally intrinsic to the way life processes are.

CHANCE IN EVOLUTION

For a review on Martin-Lof randomness see Martin-Lof [2].

An Approach of Randomness of a Sample Based on Its Weak Ergodic Limit

Deviations from true randomness can create security holes.

New method creates real randomness: 'extractor' removes bias from computer-generated numbers

Block cipher randomness testing does not involve the key schedule algorithm testing which is an important part of any block cipher algorithm.

STATISTICAL ANALYSIS OF KEY SCHEDULE ALGORITHMS OF DIFFERENT BLOCK CIPHERS

Pardeep and Pateriya [13] proposed PardeepCipher-RC4 (PC-RC4) as an extension to the RC4 algorithm to improve randomness in KSA and PRGA, yet it increased the execution time.

Enhancing Security and Speed of RC4

The problem gets worse when people try to seek order in randomness and using this order make decisions emotionally.

Fooled by Randomness: The Hidden Role of Chance in the Markets and in Life1

A key challenge of the project was building an understanding of the concept of randomness within the activities in such a way that students could draw meaningful conclusions about populations from small samples.

Randomness, sample size, imagination and metacognition: making judgments about differences in data sets

Bonner (ecology & evolutionary biology, Princeton U.) argues in this bite-size volume that randomness, as opposed to selection, plays an important role in evolution that is commonly underemphasized.

Randomness in evolution

In my new book, I talk a lot about how ant societies exploit randomness and Y[pounds sterling]leaderlessness' to learn and flourish.

Why Organisations Should Embrace Randomness Like Ant Colonies

Also, "by willfully, maliciously and feloniously conspiring and removing the randomness of the manual audit in gross violation of the requirements under the AES Law, all the respondents, both past and present, including respondent De Villa, interfered and impeded with, as well as prevented the proper use of computer counting devices (the PCOS machines), which affected the processing, generation and transmission of election results, data or information," said the complaint filed by TanDem chair Evelyn Kilayco, its president Teresita Baltazar and Bagumbayan president Leon Herrera.