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Medical Dictionary - Dictionary of Medicine and Human Biology


Medical Dictionary


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semicanal (sem′e-ka-nal′)
A half canal; a deep groove on the edge of a bone that, uniting with a similar groove or part of an adjoining bone, forms a complete canal. SYN: semicanalis. s. of auditory tube SYN: canal for pharyngotympanic (auditory) tube. s. for tensor tympani muscle SYN: canal for tensor tympani muscle.

semicanalis, pl .semicanales (sem′e-ka-nal′is, -ez)
SYN: semicanal. [L.] s. musculi tensoris tympani [TA] SYN: canal for tensor tympani muscle. s. tubae auditivae [TA] SYN: canal for pharyngotympanic (auditory) tube. s. t′ubae audito′riae SYN: canal for pharyngotympanic (auditory) tube.

semicartilaginous (sem′e-kar-ti-laj′i-nus)
Composed partly of cartilage.

semicircular (sem′e-sir′ku-lar)
Forming a half circle or an incomplete circle. SYN: semiorbicular.

semicoma (sem′e-ko′ma)
See semicomatose.

semicomatose (sem′e-ko′ma-tos)
An imprecise term for a state of drowsiness and inaction, in which more than ordinary stimulation may be required to evoke a response, and the response may be delayed or incomplete. SYN: semiconscious.

semiconductor (sem′e-kon-duk′ter)
A metalloid, in one form or another, that conducts electricity more easily than a true nonmetal but less easily than a metal; e.g., silicon, germanium.

semiconscious (sem′e-kon′shus)
SYN: semicomatose.

semiconservative
The process of replicating DNA in which the two strands remain intact, separate, and are copied and one parental strand goes to each daughter cell.

semicrista (sem′e-kris′ta)
A small or imperfect ridge or crest. [semi- + L. crista, crest, tuft] s. incisiva SYN: nasal crest.

semidecussation (sem′e-de-kus-sa′shun)
Incomplete decussation such as occurs in the human optic chiasm.

semiflexion (sem-e-flek′shun)
The position of a joint or segment of a limb midway between extension and flexion.

semilunar (sem-e-loo′nar)
SYN: lunar (2) . [semi- + L. luna, moon]

semilunare (sem-e-loo-na′re)
Obsolete term for lunate (bone).

semiluxation (sem-e-luk-sa′shun)
SYN: subluxation.

semimembranosus (sem′e-mem-bra-no′sus)
See s. (muscle).

semimembranous (sem′e-mem′bra-nus)
Consisting partly of membrane; denoting the semimembranosus muscle.

seminal (sem′i-nal)
1. Relating to the semen. 2. Original or influential of future developments.

semination (sem-i-na′shun)
SYN: insemination.

seminiferous (sem′i-nif′er-us)
Carrying or conducting the semen; denoting the tubules of the testis. [L. semen, seed (semen) + fero, to carry]

seminoma (sem-i-no′ma)
A radiosensitive malignant neoplasm usually arising from germ cells in the testis of young male adults which metastasizes to the paraortic lymph nodes; a counterpart of dysgerminoma of the ovary. [L. semen, seed (semen) + G. -oma, tumor] spermacytic s. a relatively slow-growing, locally invasive type of testicular s. that does not metastasize and has no ovarian counterpart.

seminomatous (sem-i-no′ma-tus)
Relating to a seminoma.

seminormal (N/2) (sem-e-nor′mal)
Denoting a solution one-half the strength of a normal solution (0.5 n).

seminuria (se-mi-noo′re-a)
SYN: semenuria.

semiopathic, semeiopathic (se′me-o-path′ik)
Denoting the disordered use of symbols. [G. semeion, sign, + pathos, disease]

semiorbicular (se-me-or-bik′u-lar)
SYN: semicircular.




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