Top Tips for IELTS

Valid – IELTS word of the day

Today’s word from List 3 of the academic word list is



This is an extremely versatile word with many useful forms including: valid,validate, invalidate, invalidity, validity, validation and validly

Valid  (and its opposite invalid) is a useful word as many of its collocations help you talk about arguments – something you will do a lot in your essay writing. Consider these noun combinations:

a valid claim

a valid principle

a valid reason

a valid observation

The other noun validity (and its opposite invalidity) is also a very useful word with many combinations:

establish the validity

challenge the validity of

question the validity of

doubt the validity of

the legal validity of

equal validity

Common adverbs used are:

entirely valid

perfectly valid

scientifically valid

still valid

Test yourself


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More exercises on the academic word list


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4 Responses to Valid – IELTS word of the day

  1. iman February 16, 2013 at 4:39 pm #

    Dear Dominic,

    It’s pleasure to start you’r teaching again, I am following all of you’r courses every day.

    thank you

  2. salman February 17, 2013 at 2:51 am #

    thanks a lot for your great efforts

  3. Ahmed February 20, 2013 at 8:40 pm #

    Hello Dominic,

    It is something to be celebrated that you came back again and we will. Honestly, you are great great teacher. To me, I’m very interested in visiting your Blog all the time without feeling a bit tired and it is worth to be visited actually. Once again, I say to you long life and we are proud of you cheer.

    • Dominic Cole February 20, 2013 at 10:19 pm #

      Thank you. I even just now landed back in China – where my internet connectivity is very reduced but I do hope to be posting regularly. But please bear with me if things don’t quite work out.

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