15-letter words containing ostra
- angustirostrate — having a narrow, beak-like part
- biostratigraphy — the examination of the ages of rock strata by using fossils
- mahrisch-ostrau — German name of Moravská Ostrava.
On this page, we collect all 15-letter words with OSTRA. It’s easy to find right word with a certain length. It is the easiest way to find 15-letter word that contains OSTRA to use in Scrabble or Crossword puzzles.