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Diaphragm
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Meaning
Noun
●
In Anatomy & Muscles:
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.
●
In Anatomy & Muscles:
Any of various
membranes
or
sheets
of
muscle
or
ligament
which
separate
one
cavity
from another.
●
In Birth control & Muscles:
A
contraceptive
device
consisting of
a
flexible
cup
, used to
cover
the
cervix
during intercourse.
●
In Mechanics:
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 Acoustics:
In a
speaker
, the
thin
,
semi-rigid
membrane
which
vibrates
to
produce
sound.
●
In Optics & Photography:
A
thin
opaque
structure with a
central
aperture
, used to
limit
the
passage
of
light into
a
camera
or
similar
device.
●
In Chemistry:
A
permeable
or
semipermeable
membrane.
●
In Construction & Muscles:
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.
Verb
●
In Optics & Photography:
To reduce
lens
aperture
using an
optical
diaphragm.
●
To
act
as a
diaphragm
,
for example
by vibrating.
Sourced from
Wiktionary
Origin
diaphragm
English
διάφραγμα
Ancient Greek (to 1453)
Sourced from
Etym
Related
Larynx
Cavity
Bladder
Valve
Trachea
Piston
Tube
Cylinder
Esophagus
Membrane
Orifice
Transducer
Nozzle
Abdomen
Pump
Aperture
Muscle
Intercostals
Lungs
Shaft
Flap
Eardrum
Damper
Plunger
Muscles
Sphincter
Actuator
Pharynx
Pipe
Disc
Duct
Screw
Filament
Septum
Vagina
Pelvis
Lung
Joint
Rod
Ventricle
Uterus
Chest
Cervix
Compressor
Myocardium
Balloon
Airway
Aorta
Tympanic Membrane
Thoracic Cavity
Chest Wall
Urethral Sphincter
Vocal Cords
Eustachian Tubes
Valsalva Maneuver
Pelvic Floor
Rib Cage
Inner Ear
Spinal Cord
Lower Esophageal Sphincter
More
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