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cavity

cavity

15 3.9
A hollow space in the ground or a solid object
  • noun
  • /ˈkævɪti/
translation icon : hueco
  • Seismographic data recently detected a massive underground cavity over nine miles down.
  • small cavities
  • deep cavities
  • cavity and core

Really small seed cavity, huge long neck on them.

Examples

  • Colored lights flitted through the dark cavity of the bus as it pulled into town.

    Fiction book (1993)
  • In the hidden cavity, Ulfra kept the relics of her past life.

    Fiction book (1993)
  • There is a cavity under the living room floor.

  • Really small seed cavity, huge long neck on them.

  • This one's got a cavity.

  • We place this shorter cavity within the the long cavity.

  • I'm not going into that cavity.

  • It looks like there's a good cavity right here.

  • The various cavities that have been excavated are enormous, as was the original stone cavity.

  • A large cavity formed in the rock after years of erosion by wind and water.

Synonyms

hole
vscavity
1.0

An opening in something, often made by people or nature

is an internal hollow space rather than just a simple opening
pit
vscavity
230 3.6

A large hole in the ground used for mining

is usually smaller or natural, not specifically a large excavation for industry
pocket
vscavity
78 5.5

A small hollow space inside a rock or object that can hold other material

is a hollow space often larger or more general than that small enclosed area
hollow
vscavity
14 3.8

A small empty space or dip in something

is an internal empty space in ground, tree, or solid object often natural
pithole
vscavity
9.8

A hole that forms when wood decays or people dig the ground

is a general hollow space in ground, tree, or solid object often natural

Compounds

8 3.6

The space inside the chest that holds the heart and lungs

abdominal cavity
  • Specialized
5 5.1

A large space inside the body below the chest that holds the stomach and other organs

nasal cavity
  • Specialized
4 4.2

One of the two hollow spaces inside the nose that lead to the throat and help breathing and smelling

thoracic cavity
  • Specialized
1 5.9

The space inside the chest between the ribs and the diaphragm that holds the heart and lungs

oral cavity
  • Specialized
1 3.9

A space inside your mouth where you put food and make speech sounds

pleural cavity
  • Specialized
1 6.4

The space inside the chest around the lungs between two thin layers

cranial cavity
  • Specialized
1 5.3

Space inside the skull that holds the brain

peritoneal cavity
  • Specialized
1 8.6

A space inside the belly between thin tissue layers holding a small amount of fluid

orbital cavity
  • Specialized
1 6.8

A bony socket in the skull that holds and protects the eye

pelvic cavity
  • Specialized
1 5.3

Space inside the hip bones that holds organs like the bladder and rectum

uterine cavity
  • Specialized
1 6.8

A space inside the womb between the cervix and the Fallopian tubes where a fertilized egg grows

bodily cavity
  • Specialized
5.1

A hollow space inside the body like the chest or belly that holds organs

buccal cavity
  • Specialized
6.4

The space inside the mouth between the cheeks and the jaws

cavity resonator
  • Specialized
9.3

A hollow chamber that makes sound or light waves grow stronger by bouncing inside

cavity wall
  • Specialized
4.6

A wall with two layers and a space between them to keep heat in and water out

cleavage cavity
  • Specialized
9.0

A fluid space that forms inside an early embryo when cells divide

cotyloid cavity
  • Specialized
9.9

A cup-shaped hollow in the hip bone that receives the head of the thigh bone to form the hip joint

amniotic cavity
  • Specialized
5.3

A fluid-filled space around the developing baby inside the sac that protects and supports it

axillary cavity
  • Specialized
6.4

The hollow under the arm near the shoulder, often called the armpit

9.9

A small space behind the stomach inside the belly

glenoid cavity
  • Specialized
7.7

A shallow hollow in the shoulder blade where the upper arm bone fits

intracranial cavity
  • Specialized
7.3

The space inside the skull that holds the brain

pulp cavity
  • Specialized
7.5

A hollow inside a tooth that holds nerves and blood vessels

pericardial cavity
  • Specialized
5.8

A small space filled with fluid between the layers around the heart that lets it move smoothly

segmentation cavity
  • Specialized
8.4

A space filled with fluid that forms inside an early embryo

tubular cavity
  • Specialized
7.8

A hollow tube inside a plant or animal where liquids pass

tympanic cavity
  • Specialized
8.2

A space in the middle ear between the eardrum and inner ear that holds tiny bones for hearing

How Big

chasm
33 6.9
cavern
73 4.3
cave
716 1.0
cavity
15 3.9
hollow
14 3.8

Surface Forms

cavity singular
cavities plural

Morphology

cavity = cave (transparent) = cav + ity

Formed as a nominal derivation equivalent to 'cave' + '-ity', so learners who know 'cave' can infer 'cavity' as a hollow or hollowed space.

Etymology

Cavity comes from the old Latin word cavus meaning 'hollow', the same root as cave. That's why a hollow place in the ground or a hollow in a tree is called a cavity — it is simply a natural 'hollow' space.