A flexible membrane separating two chambers and fixed around its periphery that distends into one or other chamber as the difference in the pressure in the chambers varies.
In a speaker, the thin, semi-rigid membrane which vibrates to produce sound.
A thin opaque structure with a central aperture, used to limit the passage of light into a camera or similar device.
Any of various membranes or sheets of muscle or ligament which separate one cavity from another.
A floor slab, metal wall panel, roof panel or the like, having a sufficiently large in-plane shear stiffness and sufficient strength to transmit horizontal forces to resisting systems.
A contraceptive device consisting of a flexible cup, used to cover the cervix during intercourse.
In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs; also called thoracic diaphragm.
A permeable or semipermeable membrane.
To reduce lens aperture using an optical diaphragm.
To act as a diaphragm, for example by vibrating.
A part divided off by walls; an apartment; a compartment.
A vertical structure that divides a room.
An approach to division in which one asks what the size of each part is, rather than (as in quotition) how many parts there are.
A musical score.
An action which divides a thing into parts, or separates one thing from another.
A part of something that has been divided.
That which divides or separates; that by which different things, or distinct parts of the same thing, are separated; boundary; dividing line or space.
The severance of common or undivided interests, particularly in real estate. It may be effected by consent of parties, or by compulsion of law.
The division of a territory into two or more autonomous ones.
A division of a database or one of its constituting elements such as tables into separate independent parts.
A section of a hard disk separately formatted.
A collection of non-empty, disjoint subsets of a set whose union is the set itself (i.e. all elements of the set are contained in exactly one of the subsets).
To divide something into parts, sections or shares.
To divide a region or country into two or more territories with separate political status.
To separate or divide a room by a partition (ex. a wall), often use with off.