The Collins English Dictionary (2009, 9th edition) is a leading one-volume English dictionary known for its depth, clarity, and up-to-date coverage of modern and historical English. With over 722,000 words, meanings, and phrases, this edition also includes notes on usage, pronunciation, and word origins. It is a trusted reference for academic, professional, and everyday use.
This introductory textbook by R.L. Trask presents the key concepts and methods of historical linguistics. It covers language change, comparative reconstruction, language families, sound change, morphology, syntax, semantics, and sociolinguistic factors. Designed for undergraduates, it combines clear explanations with practical examples from a wide range of languages.