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.
Today's Word
aculeate
covered with sharp points; pointed.
Word of the Day Archive
positive cooperativity
cooperativity in which the dissociation constant for each successive ligand bound is lower than for the one preceding it, so that the binding affinity is successively increased.
didactic
conveying instruction by lectures and books rather than by practice.
bulbospongiosus reflex
contraction of the bulbospongiosus muscle in response to a tap on the dorsum of the penis; called also bulbocavernous, penile, or virile reflex.
siderous
containing iron.
ligamentum conoideum
conoid ligament: the conical, posteromedial portion of the coracoclavicular ligament, attached inferiorly by its tip to the base of the coracoid process of the scapula and superiorly by its base to the inferior surface of the clavicle.
tabetic crisis
any of numerous types of painful paroxysms with functional disturbance occurring in the course of tabes dorsalis.
polyribonucleotide nucleotidyltransferase
an enzyme of the transferase class that catalyzes the reversible phosphorolysis of RNA molecules or other polyribonucleotides to yield nucleoside diphosphate residues. The bacterial enzyme was used in research elucidating the genetic code. Called also polynucleotide phosphorylase.