Online English Dictionary and Vocabulary Builder


1. [n] the activity of protecting the environemnt from pollution or destruction

2. [n] the philosophical doctrine that environment is more important than heredity in determining intellectual growth

opposite words

1. [n] hereditarianism

add to myVocab      login      register   

Look up words in the English4Today Online Dictionary and then add them to your personal dictionary (myVocab).

Turn your word lists into tests for yourself, your friends or your students ... add a translation ... make vocabulary sets and flash cards.

All you need to start your own personal dictionary web is a free English4Today membership.

Do you know the meaning of ...

Random Members' Question

Question from:
Sarika in India in USA


Which is correct ‘on holiday‘ or ‘for a holiday


View the answer

English grammar software checks your grammar and spelling, and gives feedback as you write!