Through vs Thru
Through and Thru are two words that are often confused as the words that give the same meaning. In fact, the word ‘thru’ is considered as the shortened form of the word ‘through’. ‘Thru’ is often considered as the colloquial form of the word ‘through’.
Another important difference between the two is that the word ‘through’ should be used in formal writing. On the other hand, the word ‘thru’ is often used only in informal writing and not in formal writing.
The word ‘through’ is used in the sense of ‘go into’ or ‘pass into’ as in the sentences
1. He went through the streets of Canberra.
2. She went through the passage.
In both the sentences, you can find that the word ‘through’ is used in the sense of ‘pass into’ and hence, the meaning of the first sentence would be ‘he passed into the streets of Canberra’ and the meaning of the second sentence would be ‘she passed into the passage’.
It is interesting to note that the word ‘through’ when used with ‘get’ sometimes gives the sense of ‘pass’ as in the sentences ‘he got through the examination’. Similarly, when used with the verb ‘go’ the word ‘through’ gives the sense of ‘read’ as in the sentence ‘he went through the whole book’. The meaning of this sentence would be ‘he read the whole book’.
It is important to know that the word ‘through’ is used with many verbs to form idiomatic expressions such a ‘sit through’, ‘look through’, ‘walk through’, ‘run through’ and the like. In all these cases the word ‘through’ can be substituted by the form ‘thru’ provided you are answering a query in an informal way.