1
Merriam-Webster
merriam-webster.comAlso covers research · same kind of website
Merriam-Webster provides English word definitions, usage examples, quizzes and word games.
Alternatives
The Best OneLook Alternatives in 2026
24 alternatives
Looking for something like OneLook? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms.
OneLook searches hundreds of dictionaries for definitions, related words, quotes, lyrics and other language references.
Top picks at a glance
First suggestionMerriam-WebsterMerriam-Webster provides English word definitions, usage…Another optionPowerThesaurusPower Thesaurus provides synonyms, antonyms, definitions…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Merriam-Webster | — | Not stated | Android, Web |
| 2 | PowerThesaurus | — | Not stated | Web |
| 3 | Omni Calculator | — | Not stated | Web |
| 4 | DSL Converter | — | Not stated | Web |
| 5 | U.S. Climate Resilience Toolkit | — | Not stated | Web |
| 6 | Omniglot | — | Not stated | Web |
| 7 | Telborg | — | Not stated | Web |
| 8 | Ozdic | — | Not stated | Web |
| 9 | UrbanDictionary | — | Not stated | Web |
| 10 | Wiktionary | — | Not stated | Web |
All OneLook alternatives
2
PowerThesaurus
powerthesaurus.orgAlso covers research · same kind of website
Power Thesaurus provides synonyms, antonyms, definitions and examples for English words.
3
Omni Calculator
omnicalculator.comAlso covers research · same kind of website
Omni Calculator provides hundreds of custom-built online calculators for everyday problems in finance, business, health, math, statistics and construction.
4
DSL Converter
dictz.github.io/dsl_converter.htmlAlso covers research · same kind of website
Convert dictionaries from DSL format to StarDict and MDict formats with this DSL converter.
5
U.S. Climate Resilience Toolkit
toolkit.climate.govAlso covers research · same kind of website
The U.S. Climate Resilience Toolkit helps users explore climate-related risks and practical resources for addressing local hazards.
6
Omniglot
omniglot.com/index.htmAlso covers research · same kind of website
Omniglot catalogs writing systems and languages, with alphabets, language profiles and study resources.
7
Telborg
telborg.comAlso covers research · same kind of website
Telborg tracks construction and power developments for Texas data centers using public filings and related announcements.
8
Ozdic
ozdic.comAlso covers research · same kind of website
Ozdic combines collocations, definitions, a thesaurus, idioms, examples and usage notes in one English lookup.
9
UrbanDictionary
urbandictionary.comAlso covers research · same kind of website
Urban Dictionary publishes user-submitted definitions of slang and other terms, including its daily featured entry.
10
Wiktionary
wiktionary.orgAlso covers research · same kind of website
Wiktionary provides searchable dictionary entries across many language editions.
11
CitationMachine
citationmachine.netAlso covers research · same kind of website
Citation Machine formats references in APA, MLA, Chicago, Turabian and Harvard styles.
12
CiteFast
citefast.comAlso covers research · same kind of website
Citefast creates citations, bibliographies, in-text references and title pages in APA, MLA and Chicago styles.
13
Cheatography
cheatography.comAlso covers research · same kind of website
Cheatography lets visitors download free cheat sheets or create their own, with programming references among its materials.
14
citemaker
citemaker.comAlso covers research · same kind of website
CiteMaker formats references in APA, Harvard, MLA and Oxford styles, with citation tools for multiple devices.
15
Moby Thesaurus
moby-thesaurus.orgAlso covers research · same kind of website
Moby Thesaurus lets users search an open-source collection of English word relationships and synonyms.
16
Wordnik
wordnik.comAlso covers research · same kind of website
Wordnik provides a dictionary, word search, community entries and a daily word feature.
17
Netspeak
netspeak.orgAlso covers research · same kind of website
Netspeak helps users find words and expressions by searching material written on the web.
18
WordSafety
wordsafety.comAlso covers research · same kind of website
WordSafety checks project names for unwanted meanings, swear words and associations across 19 languages.
19
Affixes:
affixes.orgAlso covers research · same kind of website
Affixes explains English word beginnings and endings through examples, with the page listing 1,250 entries and 10,000 examples.
20
Phrontistery
phrontistery.infoAlso covers research · same kind of website
The Phrontistery provides an online dictionary of obscure English words, etymologies and topical vocabulary lists.
21
VisuWords
visuwords.comAlso covers research · same kind of website
VisuWords maps word meanings and associations in a visual dictionary and thesaurus.
22
Time Traveler
merriam-webster.com/time-travelerAlso covers research · same kind of website
Merriam-Webster Time Traveler finds words based on the year they were first recorded in print.
23
EtymOnline
etymonline.comAlso covers research · same kind of website
Etymonline provides accounts of the origins and histories of English words, phrases and idioms.
24
Awesome Research
github.com/emptymalei/awesome-researchAlso covers research
This GitHub collection lists tools for research and related work, though its page notes that the repository is deprecated.
No alternatives match this filter.
Alternatives to similar tools
U.S. Climate Resilience Toolkit24 alternativesAwesome Research24 alternativesMoby Thesaurus24 alternativescitemaker24 alternativesWordSafety24 alternativesOmniglot24 alternatives
What is the best alternative to OneLook?
Based on features, tags and platforms, the closest alternatives to OneLook are Merriam-Webster, PowerThesaurus, and Omni Calculator.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative