de·fib·ril·la·tor 
(dē-fĭbrə-lā′tər, -fībrə-)
(dē-fĭbrə-lā′tər, -fībrə-)n.
An electrical device used to counteract fibrillation of the heart muscle and restore normal heartbeat by applying a brief electric shock.
- methodization
- methodize
- methodizer
- methodological
- methodologically
- methodologist
- methodology
- methotrexate
- methought
- methoxide
- methoxychlor
- Methuselah
- Methuselah
- methyl
- methyl acetate
- methylal
- methyl alcohol
- methylamine
- methylate
- methylated spirit
- methylation
- methylator
- methylbenzene
- methyl bromide
- methylcellulose