Cover Page ofThe Mayfield Handbook of Technical & Scientific Writing
Table of ContentsWriting TimelineHelpCredits


Uncountable (Mass) Nouns

Uncountable (mass) nouns refer to substances, concepts,or general terms for classes of items. The following words are uncountablenouns: oxygen (substance), education (concept),equipment (general term).

Do not use an article with an uncountable noun ifyou are referring to the noun in a general sense.


Marie and Pierre Curie discovered the radioactivity in1898.


Marie and Pierre Curie discovered radioactivity in 1898.

Reference Link Text
## Uncountable (Mass) Nouns ##
Reference Link Text

[ Home | Table of Contents| Writing Timeline | Index |Help | Credits]

Copyright ©2001 The McGraw-Hill Companies. Any use is subject to the Terms of Use and Privacy Policy. McGraw-Hill Higher Education is one of the many fine businesses of
The McGraw-Hill Companies, Inc.
Corporate Link