Atrial fibrillation (A-tre-al fi-bri-LA-shun), or AF, is the most common type of arrhythmia (ah-RITH-me-ah). An arrhythmia is a problem with the rate or rhythm of the heartbeat. During an arrhythmia, the heart can beat too fast, too slow, or with an irregular rhythm.
Detailed Synonyms for also known as in English. also known as: also known as adv. also known as so called; alias; known as; named; what they call; going by the name of; also known as; called so called adj. alias adv. known as adj. named adj. what they call adj.
word that describes itself (e.g. word is a word, noun is a noun) backronym (portmanteau) reverse of acronym - take an existing word and creating a phrase using the letters of the word as initials (e.g. GOD - Guaranteed Overnight Delivery, Fear - Forget everything and run) basonym.