» Historical Thesaurus of English
Contains the vocabulary of English from the earliest written records to the present, with known recorded dates of usage, taken from the Oxford English Dictionary.
» Phrases Thesaurus
A resource for writers. Enter a single word and it will return a list of phrases and sayings that are related to the word in some way. In English.
» Roget's II: The New Thesaurus
3rd edition. Contains over 260,000 synonyms and cross-references. Features succinct word definitions and hyperlinked category index.
» Roget's Thesauri
Includes "Roget's International Thesaurus of English Words and Phrases" and Houghton-Mifflin's "Roget's II: The New Thesaurus," third edition.
» Sybrina's Phrase Thesaurus
A creative phrase tool for creative writers of any genre including college students, people just learning English, people wanting to improve their communication skills, artistic professionals and others.
» WordNet - a Lexical Database for English
An on-line lexical reference system whose design is inspired by current psycholinguistic theories of human lexical memory. English nouns, verbs, adjectives and adverbs are organized into synonym sets, each representing one underlying lexical concept. Diff
