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arrhythmia

ar·rhyth·mi·a

arrhythmia

 
pronunciation:
rIth mi [or] rIth mi
features:
Word Parts
part of speech: noun
definition: any abnormality in the rhythm or strength of the heartbeat.
derivations: arrhythmic (adj.), arrhythmically (adv.)
Word Parts
The word arrhythmia contains the following part:
a-1, an-1 Greek prefix that means not, without
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Words prefixed with a-1, an-1 are nouns and adjectives. Some are loanwords from Greek (amorphous , atrophy ). Others are English formations, which may attach the prefix to English words of Latin origin (asocial , amoral ) or Greek origin (apolitical). The form a-1 is used before bases beginning with a consonant, while an-1 is used before bases beginning with a vowel.