In atrial fibrillation, the electrical impulse of the heart is not regular. 1  Parts of the heart cannot contract in an organized pattern. 2  As a result, the heart cannot pump enough blood to meet the body's needs.
Synonyms, crossword answers and other related words for IN A NUTSHELL. summed up briefly; gave the facts in a nutshell; just tell me the story in a nutshell; explained the situation in a nutshell.
Meaning: A screw that screws into a nut to form a fastener. Classified under: Nouns denoting man-made objects. Hypernyms (bolt is a kind of...): screw (a fastener with a tapered threaded shank and a slotted head) Meronyms (parts of bolt): clinch (the flattened part of a nail or bolt or rivet) head (a projection out from one end) shank (cylinder forming the part of a bolt between the thread and the head) Hyponyms (each of the following is a kind of bolt):