English dictionary of medical terms (61)
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- No:1200 - oligomenorrhoea
(oligo- + Gr. mn month + rhoia flow) markedly diminished menstrual
flow; relative amenorrhea.
- No:1201 - oliguria
(oligo- + Gr. ouron urine + -ia) secretion of a diminished amount
of urine in relation to the fluid intake. Called also hypouresis
- No:1202 - oncolytic
pertaining to, characterized by, or causing oncolysis (= the lysis
or destruction of tumour cells).
- No:1203 - oncotic
pertaining to, caused by, or marked by swelling.
- No:1204 - oophorectomy
- (oophor- + Gr. ektom excision) the removal of an ovary or ovaries;
called also ovariectomy.
- No:1205 - opalescent
showing a milky iridescence, like an opal.
- No:1206 - ophthalmic
pertaining to the eye.
- No:1207 - ophthalmologic
pertaining to ophthalmology (= the branch of medicine dealing with
- No:1208 - opiate
a remedy containing or derived from opium; also any drug that
- No:1209 - opisthotonos
(opistho- + Gr. tonos tension) a form of spasm in which the head
and the heels are bent backward and the body bowed forward.
- No:1210 - opportunistic
1. denoting a microorganism that does not ordinarily cause disease
but that, under certain circumstances (e.g. impaired immune
responses resulting from other disease or drug treatment), becomes
pathogenic. 2. denoting a disease or infection caused by such an
- No:1211 - optic
(Gr. optikos of or for sight) of or pertaining to the eye.
- No:1212 - optimal
the best; the most favourable.
- No:1213 - oral
pertaining to the mouth, taken through or applied in the mouth, as
an oral medication or an oral thermometer.
- No:1214 - orbital
pertaining to the orbit (= the bony cavity that contains the
- No:1215 - orchitis
(orchio- + -itis) inflammation of a testis. The disease is marked
by pain, swelling, and a feeling of weight. It may occur
idiopathically, or it may be associated with conditions such as
mumps, gonorrhoea, filarial disease, syphilis, or tuberculosis.
- No:1216 - organism
any individual living thing, whether animal or plant.
- No:1217 - orgasm
(Gr. orgasmos swelling, or organ to swell, to be lustful) the apex
and culmination of sexual excitement.
- No:1218 - orientation
awareness of one's environment, with reference to p lace, time, and
- No:1219 - orofacial
of or relating to the mouth and face.
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