1 Trisomy 13 is a rare condition caused by an extra copy of chromosome 13. 2  Babies with trisomy 13 have many abnormalities, involving nearly every organ system in the body, as well as developmental delay. 3  It is difficult to predict the life expectancy of a baby with trisomy 13.
Freebase(0.00 / 0 votes)Rate this definition: Comparator. In electronics, a comparator is a device that compares two voltages or currents and switches its output to indicate which is larger. They are commonly used in devices such as analog-to-digital converters.
3 Answers 3. I could find a few articles where actually the term comparator as a noun is used in relation to economic issues meaning 'something that compares'. I think it may be a figurative use of this term more commonly used in mathematics/engineerring contexts.