13-letter words starting with os
- osa extension — (OSAX) Any extension to Macintosh OSA.
- osborne house — a house near Cowes on the Isle of Wight: the favourite residence of Queen Victoria, who died there; now a convalescent home
- osborne, adam — Adam Osborne
- oscillational — characterized by oscillation
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- oscillometric — an instrument for measuring oscillations, especially those of the arterial pulse.
- oscilloscopes — Plural form of oscilloscope.
- oscilloscopic — Relating to, or carried out by using an oscilloscope.
- osmoconformer — Any marine invertebrate that maintains its internal salinity such that it is always equal to the surrounding seawater.
- osmoregulator — Any organism that practices osmoregulation.
- ossifications — Plural form of ossification.
- ostensibility — The quality of being ostensible.
- osteoblastoma — (oncology) an uncommon osteoid tissue-forming primary neoplasm of the bone.
- osteofibrosis — loss of calcium from the bones, causing them to become fragile
- osteomyelitis — an inflammation of the bone and bone marrow, usually caused by bacterial infection.
- osteopetrosis — any of several hereditary diseases characterized by increased bone density.
- osteophytosis — Lb medicine The presence of osteophytes.
- osteoplasties — Plural form of osteoplasty.
- ostracisation — Alternative form of ostracization.
- ostracization — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.
- ostreiculture — the breeding of oysters
- ostreophagous — oyster-eating
- ostrobogulous — (humorous) Slightly risqu\u00e9 or indecent; bizarre, interesting, or unusual.
On this page, we collect all 13-letter words starting with OS. It’s easy to find right word with a certain length. It is the easiest way to find 13-letter word that beginning with OS to use in Scrabble or Crossword puzzles.