We found 2 dictionaries that define the word is that so:

General (1 matching dictionary)

1. is that so: Wiktionary

Miscellaneous (1 matching dictionary)

2. Is that so: Idioms

Phrases: Just what is it that makes today's homes so different, so appealing?, Just what is it that makes today's homes so different, so appealing?, more... ▸ Words similar to is that so ▸ Usage examples for is that so ▸ Idioms related to is that so ▸ Wikipedia articles (New!) ▸ Words that often appear near is that so ▸ Rhymes of is that so ▸ Invented words related to is that so