Section One: Explaining vocabulary Words Introduction Word-formation Multi-word units The author and series editors Introduction To the memory of Michael Griffiths and Terry Jackson Typeset by Wyvern Typesetting Ltd, Bristol Printed in Great Britain by Thomson Litho Ltd, East Kilbride, Scotland This book is sold subject to the condition that it shall not, by way of trade or otherwise, be lent, re-sold, hired out or otherwise circulated without the publisher's prior consent in any form of binding or cover other than that in which it is published and without a similar condition including this condition being imposed on the subsequent purchaser. No part of this publication may be reproduced, stored in a retrieval syste'm, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior permission of Oxford University Press. © Oxford University Press 1990 Ail rights reserved. Oxford University Press Walton Street, Oxford OX2 6DP Oxford New York Toronto Delhi Bombay Calcutta Madras Karachi Petaling Jaya Singapore Hong Kong Tokyo Nairobi Dar es Salaam Cape Town Melbourne Auckland and associated companies in Berlin Ibadan OXFORD and OXFORD ENGLISH are trade marks of Oxford University Press Language Teaching: A Scheme for Teacher Education Editors: C N Candlin and H G Widdowson