| semilunar fold of colon | One of the folds of the wall of the colon between sacculations. Synonym: plica sigmoidea, semilunar fold of colon. (05 Mar 2000) |
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| semilunar ganglion | The semilunar-shaped ganglion containing the cells of origin of most of the sensory fibres of the trigeminal nerve. It is situated within the dural cleft on the cerebral surface of the petrous portion of the temporal bone and gives off the ophthalmic, maxillary, and part of the mandibular nerves. (12 Dec 1998) |
| semilunar hiatus | A deep, narrow groove in the lateral wall of the middle meatus of the nasal cavity, into which the maxillary sinus, the frontonasal duct, and the middle ethmoid cells open. Synonym: hiatus semilunaris, hiatus ethmoidalis. (05 Mar 2000) |
| semilunar line | The slight groove in the external abdominal wall parallel to the lateral edge of the rectus sheath. Synonym: semilunar line, Spigelius' line. (05 Mar 2000) |
| semilunar notch | A wide, shallow notch on the anterior surface of the cerebellum occupied laterally by the superior cerebellar peduncles and the inferior quadrigeminal bodies medially. Synonym: anterior notch of cerebellum, incisura cerebelli anterior, semilunar notch. (05 Mar 2000) |
| semilunar nucleus of Flechsig | The small ventral region of the ventral posteromedial nucleus of thalamus in which the fibres of the gustatory lemniscus and secondary trigeminal tracts terminate; it projects to the lower part of the postcentral gyrus of the cerebral cortex. Synonym: arcuate nucleus, nucleus arcuatus thalami, nucleus arcuatus, semilunar nucleus of Flechsig, thalamic gustatory nucleus. (05 Mar 2000) |
| semilunar valve | <anatomy, cardiology> Refers to a type of valve, aortic or pulmonic valves. (27 Sep 1997) |
| semilunare | An obsolete term for lunate bone. (05 Mar 2000) |
| semilune | <geometry> The half of a lune. Source: Websters Dictionary (01 Mar 1998) |
| semiluxation | The abnormal movement of one of the bones that comprise a joint. Not a true dislocation. A partial dislocation. An example of this would be radial head subluxation in the elbow (nursemaids elbow). Severe arthritis with advanced deformation of the joint space can result in subluxation. (27 Sep 1997) |
| semimembranosus | <anatomy, muscle> Origin, tuberosity of ischium; insertion, medial condyle of tibia and by membrane to tibial collateral ligament of knee joint, popliteal fascia, and via its reflected tendon of insertion (oblique popiteal ligament) lateral condyle of femur; action, flexes knee and rotates leg medially when knee is flexed; and contributes to the stability of extended knee by making capsule of knee joint tense; nerve supply, tibial. Synonym: musculus semimembranosus. (05 Mar 2000) |
| semimembranosus reflex | Contraction of these muscles by tapping in the region of the tuberosity of the tibia. (05 Mar 2000) |
| semimembranous | Consisting partly of membrane; denoting the semimembranosus muscle. (05 Mar 2000) |
| semimetal | <chemistry> An element possessing metallic properties in an inferior degree and not malleable, as arsenic, antimony, bismuth, molybdenum, uranium, etc. Source: Websters Dictionary (01 Mar 1998) |
| semimetallic | <chemistry> Of or pertaining to a semimetal; possessing metallic properties in an inferior degree; resembling metal. Source: Websters Dictionary (01 Mar 1998) |
| seminal fluid |
semen: the thick white fluid containing spermatozoa that is ejaculated by the male genital tract
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| seminal vesicle |
either of a pair of glands located on either side of the male urinary bladder that open into the vas deferens and that secrete many components of semen during ejaculation
출처: wordnet.princeton.edu/perl/webwn
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| seminiferous |
bearing or producing seed or semen; "seminiferous tubules"
출처: wordnet.princeton.edu/perl/webwn
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| seminiferous tubule |
any of the numerous long convoluted tubules in the testis which are the sites where spermatozoa mature
출처: wordnet.princeton.edu/perl/webwn
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| seminoma |
malignant tumor of the testis; usually occurring in older men
출처: wordnet.princeton.edu/perl/webwn
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| SEMI | partial darkness |
|---|---|
| SEMI | a region much like a desert but usually located between a desert and the surrounding regions |
| SEMI | attached on one side only |
| SEMI | a house with two units sharing a common wall |
| SEMI | the apparent radius of a celestial body when viewed as a disc from the earth |
| SEMI | relying to some extent on observation or experiment |
| SEMI | a plant that is an epiphyte for part of its life |
| SEMI | one of the two competitions in the next to the last round of an elimination tournament |
| SEMI | one of four competitors remaining in a tournament by elimination |
| SEMI | a property midway between a solid and a liquid |
| SEMI | moderately formal |
| SEMI | a paint that dries with a finish between glossy and flat |