ear |
| noun
- (countable) The organ of hearing, consisting of the pinna, auditory canal, eardrum, malleus, incus, stapes and cochlea.
- (countable) The external part of the organ of hearing, the auricle.
- (countable) (slang) A police informant.
- Quotations:
- From the movie w:The Enforcer, The Enforcer.
- : If you don"t cooperate, I"ll put it out on the street that you"re an ear.
verb
- (archaic) To plough.
- Quotations:
- 1595, William Shakespeare, Richard II
- : That power I have, discharge; and let them go
- : To the land that hath some hope to grow,
- : For I have none.
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earlobe |
| noun
- (alternative spelling of, ear lobe)
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emissary |
| noun
- an agent sent on a mission to represent the interests of someone else
- (anatomy) a venous channel in the skull
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endocardium |
| noun (endocardia)
- (context, anatomy, cardiology) A thin serous membrane that lines the interior of the heart.
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endocranium |
| noun (endocrania)
- (anatomy) The layer between the dura mater and the skull.
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endocrine gland |
| noun
- (anatomy) Any of various glands that secrete hormones directly into the blood or lymph and not through a duct.
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endolymph |
| noun
- The fluid inside the labyrinth of the inner ear
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endometrium |
| noun (endometria)
- the mucus membrane that lines the uterus in mammals and in which fertilized eggs are implanted
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endosteum |
| noun (endostea)
- (biology) A membranous vascular layer of cells which line the medullary cavity of a bone
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endothelium |
| noun (plural endothelia)
- (anatomy) A thin layer of flat epithelium, epithelial cells that lines the heart, serous cavities, lymph vessels, and blood vessels.
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enteric |
| adjective
- of, relating to, within, or by way of the intestines
- staying intact in the stomach, then dissolving in the intestine
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epidermis |
| noun - The outer, protective layer of the skin of vertebrates, covering the dermis
- The similar outer layer of cells in invertebrates and plants
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epididymis |
| noun (plural epididymides)
- (anatomy) A narrow, tightly-coiled tube connecting the vas efferens from the rear of each testicle to its vas deferens, which sperm are stored during maturation.
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epiglottis |
| noun (English plural epiglottises; classical plural epiglottides)
- (anatomy) A cartilaginous organ in the throat of terrestrial vertebrates covering the glottis when swallowing to prevent food and liquid from entering the trachea, and in Homo sapiens also a speech organ.
- My is full of bees!
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epimysium |
| noun epimysium (plural epimysia )
- a layer of connective tissue which surrounds individual muscles
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epiphysis |
| noun (epiphyses)
- (anatomy) the pineal gland
- (anatomy) the rounded end of any long bone
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erectile |
| adjective
- Capable of being raised to an upright position.
- Of or relating to tissue capable of filling with blood and becoming rigid.
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esophageal |
| adjective
- Pertaining to the esophagus.
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ethmoid |
| noun - The ethmoid bone.
adjective - Resembling a sieve.
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Eustachian tube |
| noun
- (anatomy) In humans and other land vertebrates, a tube that links the pharynx to the cavity of the middle ear to allow the equalization of the pressure on both sides of the eardrum.
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evaginate |
| verb (evaginates, evaginating, evaginated)
- (intransitive) To evert a body organ inside surface to outside.
- (transitive) To cause a body organ or part to become inside-out.
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exocrine gland |
| noun
- (anatomy) Any of various glands which secrete via a duct, typically into the digestive tract or onto the skin.
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extensor |
| noun (plural extensors)
- (anatomy) A muscle whose contraction extends or straightens a limb or body part.
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external ear |
| noun
- The outer ear.
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extremity |
| noun (plural extremities)
- The most extreme or furthest point of something.
- An extreme measure.
- A hand or foot.
- Guillian-Barré syndrome causes one to not be able to move one's extremities.
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extrinsic |
| adjective
- external, separable from the thing itself, inessential
- not belonging to, outside of
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eye |
| noun (plural eyes or (archaic) eyen)
- An organ that is sensitive to light, which it converts to electrical signals passed to the brain, by which means animals see.
- A hole at the blunt end of a needle through which thread is passed.
- A fitting consisting of a loop of metal or other material, suitable for receiving a hook.
- The center/centre of a hurricane.
- A mark on an animal, such as a peacock or butterfly, resembling an eye.
- A reproductive bud in a potato.
- The ability to notice what others might miss.
- He has a good eye for talent.
verb (eyes, eyeing or eying, eyed)
- To look at someone or something as if with the intent to do something with that person or thing.
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eyeball |
| noun (plural eyeballs)
- the ball of the eye
verb
- To gauge, estimate or judge by eye; to look or glance at.
- A good cook can often just the correct quantities of ingredients.
- Each geometric construction must be exact; eyeballing it and getting close does not count.
- To scrutinize
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eyebrow |
| noun (plural: eyebrows)
- The hair that grows over the bone ridge above the eye socket.
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eyelash |
| noun (plural: eyelashes)
- One of the hairs which grow along the edge of eyelids.
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eyelid |
| noun
- (anatomy) A thin skin membrane that covers and moves over an eye.
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eye socket |
| noun
- (anatomy) The bony cavity which contains the eyeball and its associated muscles, vessels, and nerves. In humans, seven bones make up each bony orbit:
- frontal bone
- zygomatic bone
- maxilla
- sphenoid bone
- ethmoid bone
- palatine bone
- lacrimal bone
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