Description: VerbAce is a vocabulary building software that uses spaced repetition and adaptive learning to help users learn new English words and improve their vocabulary.
Type: software
Description: WordNet is a large lexical database of English. Nouns, verbs, adjectives and adverbs are grouped into sets of cognitive synonyms (synsets), each expressing a distinct concept. Synsets are interlinked by means of conceptual-semantic and lexical relations.
Type: software