DTaP is a vaccine that helps children younger than age 7 develop immunity to three deadly diseases caused by bacteria: diphtheria, tetanus, and whooping cough (pertussis). Tdap is a booster immunization given at age 11 that offers continued protection from those diseases for adolescents and adults. Diphtheria is a respiratory disease that can cause breathing problems, paralysis, heart failure, and death. It's highly contagious and is spread by coughing and sneezing.
adroit(adj) quick or skillful or adept in action or thought. an exceptionally adroit pianist; an adroit technician; his adroit replies to hecklers won him many followers; an adroit negotiator.
The noun NIT has 2 senses: 1. a luminance unit equal to 1 candle per square meter measured perpendicular to the rays from the source. 2. egg or young of an insect parasitic on mammals especially a sucking louse; often attached to a hair or item of clothing.Familiarity information: NIT used as a noun is rare.Dictionary entry details.ypernyms (nit is a kind of...): egg (animal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g. female birds).