How do three top American dictionaries handle the word?

Random House then proposed that he put together an American dictionary.

Two American dictionaries, published months before, had been badly drubbed.

The American dictionary did not fly off the shelves, but it was respected and, soon enough, revered.

A quick search on the internet shows that 'innumerous' turns up in a number of American dictionaries.

So cheerful that her name survives in any standard American Dictionary.

According to American Heritage Dictionary, image is a mental picture of something not present or real.

In June of 1800, Webster's proposal for an American dictionary made national news.

(However, not even all American dictionaries agree with this, and some suggest the opposite.)

He is on the usage panel for the American Heritage Dictionary.