English to English Dictionary

opponent

Someone who competes against or fights another in a contest, game, or argument.

organ-stop

A component of a pipe organ that controls a particular set of pipes of the same timbre, operated by a knob or lever.

ornamentation

Things added to something to provide decoration; the act or process of ornamenting.

orthodoxy

Authorized or generally accepted theory, doctrine, or practice.

oscillator

An apparatus for generating oscillating electric currents or voltages.

ostracism

Exclusion from a society, group, or privilege.

ottoman bed

A bed featuring a hydraulic lifting mechanism that allows the mattress base to be raised, revealing a large storage area underneath the entire mattress.

overhyped

Made to seem much more exciting, important, or valuable than it actually is through excessive publicity.

overpopulation

The condition of having a population so dense as to cause environmental deterioration, impaired quality of life, or a population crash.

overproduction

The production of more goods, crops, or materials than are wanted or needed.

overused

Used too often or for too long, so that it has lost its effectiveness or novelty.

pH

A figure expressing the acidity or alkalinity of a solution on a logarithmic scale on which 7 is neutral, lower values are more acidic, and higher values more alkaline.