The Human Body
Anatomy from head to toe: organs, bones, and the systems within.
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Some words in this topic are A2–C2 — part of Pro. A1 words are always free.
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maxilla
C2
/mækˈsɪlə/
either of the paired bones forming the upper jaw and supporting the upper teeth in vertebrates
M
S
cerebrospinal
C2
/ˌsɛrəbroʊˈspaɪnəl/
of or relating to the brain and spinal cord
M
S
mastoid
C2
/ˈmæ.stɔɪd/
relating to the mastoid process or the region of the skull directly behind the ear
M
S
maxillary
C2
/ˈmæk.səˌlɛɹ.i/
of or relating to the upper jaw
M
S
jowl
C2
/dʒaʊl/
the loose flesh of the lower cheek or jaw, especially when it hangs with age
M
S
flexor
C2
/ˈflɛksɚ/
a muscle whose contraction bends a joint or reduces the angle between body parts
M
S
ganglion
C2
/ˈɡæŋ.ɡli.ən/
a cluster of nerve-cell bodies, usually outside the brain and spinal cord, that acts as a relay point for nerve signals
M
S
auricular
C2
/ɔˈɹɪkjəlɚ/
of, relating to, or situated near the ear
M
S
metatarsal
C2
/ˌmɛtəˈtɑːɹsəl/
relating to the metatarsus, the part of the foot between the ankle and toes
M
S
cutaneous
C2
/kjuˈteɪniəs/
of, relating to, existing on, or affecting the skin
M
S
ramus
C2
/ˈɹeɪməs/
a branch or branchlike projecting part of an anatomical structure
M
S
dentition
C2
/dɛnˈtɪʃən/
the number, kinds, and arrangement of teeth in a person or animal
M
S
gyrus
C2
/ˈdʒaɪ.rəs/
an anatomical ridge between grooves, especially one of the folds on the surface of the brain
M
S
gula
C2
/ˈɡjulə/
anatomy and zoology: the upper front of the neck beneath the chin; the throat region
M
S
gonad
C2
/ˈɡoʊ.næd/
an organ, such as an ovary or testis, that produces reproductive cells
M
S
sagittal
C2
/ˈsædʒətəl/
anatomy: relating to a vertical plane that divides the body into left and right portions
M
S
magistracy
C2
/ˈmæd͡ʒəstɹəsi/
The dignity or office of a magistrate.
M
S
labyrinthine
C2
/ˌlæb.əˈɹɪn.θɪn/
resembling a labyrinth in form or complexity
M
S
slat
C2
/slæt/
informal: a rib of the body, especially in the plural slats
M
S
axillary
C2
/ˈæksəˌlɛri/
relating to or situated in the axilla or armpit
M
S
bronchus
C2
/ˈbrɑːŋkəs/
either of the two main airways branching from the trachea into the lungs, or one of their larger branches
M
S
depressor
C2
/dɪˈpɹɛsɚ/
an anatomical muscle that lowers or draws down a body part
M
S
pharynx
C2
/ˈfer.ɪŋks/
the muscular passage behind the nose and mouth that leads toward the larynx and esophagus
M
S
extensor
C2
/ɪkˈstɛnsɚ/
a muscle whose contraction straightens a limb or increases the angle at a joint
M
S
scapular
C2
/ˈskæpjələr/
relating to the scapula or shoulder blade
M
S
axilla
C2
/ækˈsɪlə/
anatomy: the armpit, especially the space beneath the shoulder joint through which major nerves and blood vessels pass
M
S
tubercle
C2
/ˈtuːbɚkəl/
a small rounded projection on a bone, tooth, animal surface, or other anatomical structure
M
S
reconnoitre
C2
/ˌɹɛkəˈnɔɪtɚ/
To perform a reconnaissance (of an area; an enemy position); to scout with the aim of gaining information.
M
S
sulcus
C2
/ˈsʌl.kəs/
in anatomy, a narrow groove or furrow in an organ or tissue, especially on the surface of the brain
M
S
sacral
C2
/ˈsækɹəl/
relating to or situated near the sacrum at the base of the spine
M
S
cecum
C2
/ˈsiːkəm/
a pouch at the beginning of the large intestine, where the ileum opens into it
M
S
macula
C2
/ˈmækjʊlə/
a patch of skin that is discolored but not usually elevated
M
S
tympanic
C2
/tɪmˈpænɪk/
relating to the eardrum, middle ear, or tympanum
M
S
centrum
C2
/ˈsɛntrəm/
the thick central body of a vertebra, to which the vertebral arch and other processes attach
M
S
contortion
C2
/kənˈtɔr.ʃən/
a twisted, strained, or unnatural position or movement of the body or face
M
S
peristalsis
C2
/ˌpɛrəˈstælsɪs/
rhythmic, wave-like muscular contractions that move contents through a tube, especially the digestive tract
M
S
diverticulum
C2
/ˌdaɪvɚˈtɪkjələm/
a pouch, sac, or blind branch projecting from the wall of a hollow or tubular organ
M
S
glottis
C2
/ˈɡlɑtɪs/
the opening between the vocal folds in the larynx, whose changing width helps control breathing and voice
M
S
testis
C2
/ˈtes.tɪs/
either of the male reproductive glands that produce sperm and secrete hormones such as testosterone
M
S
sternocleidomastoid
C2
/ˌstɝ.nəˌklaɪ.dəˈmæˌstɔɪd/
one of two thick muscles running from the sternum and clavicle to the mastoid and occipital bone
M
S
levator
C2
/lɪˈveɪtɚ/
an anatomical muscle that raises the body part to which it is attached
M
S
sylvian
C2
/ˈsɪlviən/
relating to the lateral fissure or adjacent structures of the brain
M
S
eustachian
C2
/juːˈsteɪ.ʃən/
relating to the auditory tube that connects the middle ear with the upper throat
M
S
conjunctiva
C2
/ˌkɑnˌd͡ʒʌŋ(k)ˈtaɪ.və/
a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid
M
S
occiput
C2
/ˈɑːksɪˌpʌt/
the back part of the head or skull
M
S
palpitate
C2
/ˈpælpɪteɪt/
of the heart: to beat rapidly, strongly, or irregularly, especially from exertion or emotion
M
S
lanugo
C2
/ləˈnuːɡoʊ/
the fine, soft hair that temporarily covers a human fetus and may still be present on a newborn
M
S
parotid
C2
/pəˈrɑtɪd/
relating to or situated near the parotid gland, the large salivary gland in front of and below the ear
M
S
scintillation
C2
/ˌsɪn.təˈleɪ.ʃən/
The twinkling of a star or other celestial body caused by turbulence in the Earth's atmosphere.
M
S
snuffle
C2
/ˈsnʌf.əl/
to breathe, sniff, or sniffle noisily through the nose
M
S
zygoma
C2
/zaɪˈɡoʊmə/
anatomy: either zygomatic bone, forming the prominence of the cheek below and beside the eye
M
S
orbicularis
C2
/ɔɹˌbɪk.jəˈlɛɹ.ɪs/
A muscle surrounding an opening.
M
S
cornu
C2
/ˈkɔɹnuː/
a horn-shaped anatomical part, such as a projection of a bone, organ, or region of the spinal cord
M
S
lacrimal
C2
/ˈlæk.ɹəm.əl/
anatomy: relating to tears or to the organs that produce or drain them
M
S
osseous
C2
/ˈɑːsiəs/
consisting of, containing, or relating to bone
M
S
nasolabial
C2
/ˌneɪzoʊˈleɪbiəl/
Relating to the nose and lips.
M
S
deliberative
C2
/dɪˈlɪbɝˌeɪtɪv/
involved in or characterized by deliberation and discussion and examination
M
S
diastema
C2
/ˌdaɪəˈstiːmə/
a gap between adjacent teeth, especially between the upper front incisors
M
S
dolichocephalic
C2
/ˌdɑːlɪkoʊsəˈfælɪk/
having a head or skull that is relatively long from front to back compared with its width
M
S
papilla
C2
/pəˈpɪlə/
a small nipple-shaped projection of tissue, such as one on the tongue or at the base of a hair, tooth, or feather
M
S
tuberosity
C2
/ˌtuːbəˈrɑːsəti/
anatomy: a large, rough, rounded prominence on a bone, commonly serving as an attachment site for a muscle, tendon, or ligament
M
S
tympanum
C2
/ˈtɪmpənəm/
the eardrum or tympanic membrane, and historically the middle-ear cavity behind it
M
S
zygomaticus
C2
/ˌzaɪ.ɡəˈmæt.ək.əs/
One of several small subcutaneous facial muscles arising from or in relation with the zygomatic bone.
M
S
lacrimation
C2
/ˌlækrəˈmeɪʃən/
shedding tears
M
S
frontalis
C2
/ˌfɹʌnˈteɪ.lɪs/
A muscle of the forehead, sometimes considered to be part of the occipitofrontalis muscle.
M
S
brachycephalic
C2
/ˌbræki səˈfælɪk/
having a skull that is relatively short from front to back and broad from side to side
M
S
viscus
C2
/ˈvɪskəs/
anatomy: an internal organ located in one of the body's major cavities
M
S
palpebral
C2
/pælˈpi.bɹəl/
Of, pertaining to, or located on or near the eyelids.
M
S
tonus
C2
/ˈtoʊnəs/
the normal continuous tension or readiness of living muscles, arteries, or other tissue
M
S
luteum
C2
corpus luteum
M
S
filum
C2
/ˈfaɪləm/
anatomy and biology: a slender thread-like structure or filament
M
S
commissure
C2
/ˈkɑm.əˌʃʊɹ/
a bundle of nerve fibers passing from one side to the other of the brain or spinal cord
M
S
metatarsus
C2
/ˌmɛtəˈtɑːrsəs/
the part of a vertebrate foot between the tarsus and the toes, consisting in humans of five metatarsal bones
M
S
conduce
C2
/kənˈd(j)us/
To cause (something) to occur; to bring about.
M
S
frenum
C2
/ˈfriːnəm/
an anatomical fold of tissue that restrains or anchors the movement of an organ; a frenulum
M
S
prognathous
C2
/ˈprɑɡnəθəs/
having jaws that project forward beyond the upper part of the face
M
S
platysma
C2
/pləˈtɪz.mə/
either of two broad muscles located on either side of the neck and innervated by the facial nerve
M
S
orbicular
C2
/ɔɹˈbɪk.ju.lɚ/
Circular or spherical in shape; round.
M
S
sensorimotor
C2
/ˌsɛnsəriˈmoʊtər/
relating jointly to sensory input and motor activity or their coordination
M
S
intercondylar
C2
/ˌɪntərkənˈdɪlər/
anatomy: situated or occurring between two condyles
M
S
supracondylar
C2
/ˌsuːprəˈkɑːndəlɚ/
anatomy and medicine: situated above, relating to, or affecting the area above a condyle of a bone
M
S
subcostal
C2
/sʌbˈkɑːstəl/
anatomy: situated or occurring beneath a rib or the ribs
M
S
deglutition
C2
/ˌdiɡluˈtɪʃ(ə)n/
the act or physiological process of swallowing
M
S
antihelix
C2
/ˌæn.tɪˈhi.lɪks/
anatomy: the curved ridge of cartilage inside and roughly parallel to the helix of the outer ear
M
S
fasciculus
C2
/fəˈsɪkjʊləs/
anatomy: a small bundle of nerve, muscle, tendon, or other parallel fibers
M
S
caruncle
C2
/ˈkærəŋkəl/
a small fleshy outgrowth forming a normal part of an animal, such as a bird's wattle or a growth near the eye
M
S
pneumogastric
C2
/ˌnuːmoʊˈɡæstrɪk/
dated: relating to the vagus nerve
M
S
underlip
C2
/ˈʌndɚˌlɪp/
the lower lip of a person or animal
M
S
callosity
C2
/kəˈlɑːsəti/
an area of skin or other tissue that has become thick and hard, especially through repeated pressure or friction
M
S
chyle
C2
/kaɪl/
a milky digestive fluid made of lymph and absorbed fats, formed in the small intestine
M
S
plication
C2
/plaɪˈkeɪʃən/
the act or process of folding, especially into parallel folds
M
S
antitragus
C2
/ˌæn.tɪˈtɹeɪ.ɡəs/
anatomy: a small cartilaginous projection of the outer ear opposite and just above the tragus
M
S
solar plexus
C2
/ˌsoʊ.lɚ ˈplek.səs/
the celiac plexus: a network of autonomic nerves in the upper abdomen, behind the stomach, that distributes nerve fibers to abdominal organs
M
S
ischiopubic
C2
/ˌɪski.oʊˈpjuːbɪk/
relating to both the ischium and the pubis, especially the region or ramus where these pelvic bones meet
M
S
occipitoparietal
C2
/ɑkˌsɪpɪtoʊpəˈraɪətəl/
relating to both the occipital and parietal bones or regions of the skull and brain
M
S
apophysis
C2
/əˈpɑfɪsɪs/
anatomy and zoology: a natural projection, process, or outgrowth from a bone or other body structure
M
S
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