(classical mechanics) A system which, when displaced from its equilibrium position, experiences a restoring force F proportional to the displacement x according to Hooke's law: F=-kx,, where k is a positive constant.

Of, relating to, or made of bone; bony.

Having the same solute concentration, and therefore the same water potential; frequently construed with with.

An instrument for measuring alternating or varying electric current in terms of current and voltage; an oscilloscope.

The salinity gradient energy retrieved from the difference in the salt concentration between seawater and river water.

(film) A film or films perceived to have been produced at least partially in order to be nominated for, and hopefully win, an Academy Award.

Astronotus ocellatus, a cichlid fish, native to South America, sometimes kept in aquariums.

(international standards) Alternative letter-case form of Oscar from the NATO/ICAO Phonetic Alphabet.

(anatomy) The major structural and supportive connective tissue of the body which forms the rigid part of the bone organs that make up the skeletal system.

The atmospheric component of El Niño; an oscillation in surface air pressure between the tropical eastern and the western Pacific Ocean waters.