English to English Dictionary

Osmolality

The measure of the concentration of solute particles in a solution, expressed as osmoles of solute per kilogram of solvent.

Ossuary

A container or room in which the bones of dead people are placed.

Osteoclastogenesis

The process by which osteoclasts, the cells that break down bone tissue, are formed from precursor cells.

Osteomyelitis

An inflammation of bone and bone marrow, usually caused by bacterial infection.

Osteoporosis

A medical condition in which the bones become brittle and fragile from loss of tissue, typically as a result of hormonal changes, or deficiency of calcium or vitamin D.

Otherworld

A realm or dimension that is distinct from the physical world, often associated with the afterlife or supernatural experiences.

Otolaryngology

The medical specialty concerned with the ear, nose, throat, and related structures of the head and neck.

Otoscope

A medical instrument with a light and magnifying lens used for examining the ear canal and eardrum.

Oubliette

A secret dungeon with an opening only at the top, used for imprisoning individuals who are to be forgotten.

Ouster

The act of removing someone from a position of power or authority.

Out-of-phase

Not occurring at the same time or in the same cycle; having waves or oscillations that are not synchronized in peaks and troughs.

Out-of-sight

Exceedingly good, excellent, or remarkable; fantastic.