Discover a comprehensive list of words that start with “os” to expand your vocabulary and impress your friends.
- Oscillate- to move or swing back and forth.
- Oscilloscope- a device for observing changing electrical signals.
- Ostensible- appearing to be true but not necessarily so.
- Ostentatious- designed to impress or attract notice.
- Ossify- to turn into bone.
- Osteoarthritis- a type of arthritis that occurs when flexible tissue at the ends of bones wears down.
- Osteoblast- a cell responsible for bone formation.
- Osteoclast- a large cell that absorbs bone tissue during growth and healing.
- Osteocyte- a bone cell, formed when an osteoblast becomes embedded in the matrix it has secreted.
- Osteology- the study of the structure and function of the skeleton and bony structures.
- Osteomalacia- softening of the bones, typically through a deficiency of vitamin D or calcium.
- Osteomyelitis- inflammation of bone or bone marrow, usually due to infection.
- Osteopathy- a type of alternative medicine that emphasizes physical manipulation of muscle tissue and bones.
- Osteoporosis- a medical condition in which the bones become brittle and fragile from loss of tissue.
- Ossuary- a container or room in which the bones of dead people are placed.
- Ostium- a small opening or orifice.
- Osseous- consisting of or turned into bone.
- Ossicle- a small bone, especially one of those in the middle ear.
- Osmosis- a process by which molecules of a solvent pass through a semipermeable membrane.
- Osmolarity- the concentration of a solution expressed as the total number of solute particles per liter.
- Osmoregulation- the maintenance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentrations.
- Ostler (also Hostler)- a man employed to look after the horses of people staying at an inn.
- Osmeterium- a glandular, forked structure found on the first thoracic segment of caterpillars.
- Osmium- a chemical element with symbol Os and atomic number 76.
- Ossein- the collagen of bones, especially in gelatin.
- Osseointegration- the process by which a bone bonds to the surface of an implant.
- Osier- a small willow tree that grows mostly in cold places.
- Osmometer- an instrument for measuring osmotic pressure.
- Oscine- relating to songbirds or perching birds.
- Oscheal- relating to the scrotum.
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