Thesaurus.com
Dictionary.com
Showing results for random. Search instead for randomi.
Definitions

random

[ran-duhm] / ˈræn dəm /
ADJECTIVE
haphazard, chance
Synonyms
STRONGEST
accidental aimless arbitrary incidental indiscriminate irregular odd unplanned
WEAK
adventitious by-the-way casual contingent designless desultory driftless fluky fortuitous hit-or-miss objectless promiscuous purposeless slapdash spot stray unaimed unconsidered unpremeditated
Antonyms
STRONGEST
essential methodical planned systematic
WEAK
definite particular specific

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A private key is a very large, random, secret number that allows you to manage and access your funds.

From Barron's • Apr. 1, 2026

Previously, scientists believed actin mainly reached this region by random diffusion.

From Science Daily • Apr. 1, 2026

But often, they’re sources like Tripadvisor, Amazon reviews, or even random posts on niche subreddits.

From Slate • Mar. 28, 2026

YouGov now says that tools meant to eliminate data from such respondents – who may have participated and given random answers just to claim the rewards – "were not administered in the optimal way".

From BBC • Mar. 26, 2026

“So who are you going to believe? Your coach and your friends, or some random kid at the park?”

From "The Tenth Mistake of Hank Hooperman" by Gennifer Choldenko

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.