Vexillology is a word!

Here is a photo of the Google spell checker
that lists Vexillologyas a non word!
Too many times I have written on my computer on to see that Vexillology gets highlighted with red underscore. This needs to change. Hey dictionary people, it is a word!

Vexillology is not a word
according to Yahoo

It is the year 2010 and neither does Yahoo recognize Vexillology as a word yet. Vexillology was coined back in 1958!