Word Of The Day
Dorland's Word of the Day is a great way to broaden your knowledge of medical terminology. With a new and interesting term brought to you from the 32nd edition of Dorland's Illustrated Medical Dictionary each day, it's an easy and fun way to increase your medical vocabulary!
You can view a new word on this website each day.
a species of bacteria of the family Streptococcaceae, with subspecies that ferment milk to specific cheeses and other products. L. lactis subsp. garvieae has been associated with infective endocarditis and skin lesions in humans and nonfatal conditions in other animals.
Word of the Day Archive
any of a family of proteins, or the homologous genes encoding them, related to the hedgehog gene of Drosophila. The original gene was named for its ability to alter the direction of epidermal bristles, and other genes in the family also encode developmental morphogens.
heptavalent pneumococcal conjugate vaccine
a heptavalent vaccine containing purified polysaccharides of the capsular antigens of Streptococcus pneumoniae serovars 4, 6B, 9V, 14, 18C, 19F, 23F individually coupled to a nonpathogenic variant of diphtheria toxin, diphtheria CRM197 protein; used for immunization of children aged less than 23 months as well as children aged 24 to 59 months who are at high risk for pneumococcal infection, including those with sickle cell hemoglobinopathies, HIV infection, immunocompromising conditions, and chronic illness such as cardiac or pulmonary disease or diabetes mellitus. Administered intramuscularly. Called also 7-valent pneumococcal conjugate vaccine.
a graft in which the blood supply to the grafted tissue is maintained, as with a pedicle flap.
a hair condition in which the shafts appear to have nodes but actually have splitting of the cortex into strands; it usually affects the proximal part of the shaft, so that hairs grow a few centimeters and break off. It may be either congenital or acquired; the acquired form is usually in persons with curly hair who repeatedly straighten their hair.
Salmonella enterica subsp. enterica serovar Typhi
a group D serovar that is a strict parasite of humans, is transmitted by water or food contaminated by human feces, and causes typhoid fever. Strains containing the Vi antigen are designated V strains; those that have partially lost Vi antigen, V-W strains; and those that do not contain Vi antigen, W strains. The species is sometimes subdivided into phage types on the basis of susceptibility to empirically numbered bacteriophages. Formerly called Salmonella typhi.
a form of schizophrenia having a particularly debilitating course and poor prognosis.
a rare skin condition in which there are collagenous plaques on the hands; it occurs after prolonged sun exposure and thus is considered a variant of solar elastosis.