American English Dictionary

The Oxford Advanced American Dictionary is an advanced-level monolingual dictionary for learners of American English. It includes 145,000 words, phrases, and meanings and 85,500 examples showing how words are used.

Bilingual Glossaries

NYU Steinhardt School of Culture, Education, and Human Development provides content- and level-specific glossaries for PK-12 content areas in many languages as well as lists of English cognates for French, Spanish, and Haitian Creole.

Spanish Cognates

Colorín Colorado is a national multimedia project that offers a wealth of bilingual, research-based information, activities, and advice for educators and families of ELLs. Cognates are words in two languages that share a similar meaning, spelling, and pronunciation. 30-40% of all words in English have a related word in Spanish and this guide provides a helpful list of cognates in Spanish and English.