Heart Palpitation: 8 Reasons for Your Abnormal Heartbeat. Heart palpitations occur when the heart beat increasesâit may noting a flutter, skipped beat, or heart rate thatâs abnormally hard and fast in your chest, throat, or neck. Heart palpitations can be frightening if youâve never experienced them before.
a combining form meaning âwater,â used in the formation of compound words: aquiclude; aquiculture; aquifer. Also, aqua-. Origin of aqui-.
An aquifer is a layer or zone below the surface of the earth which is capable of yielding a significant volume of water. Aquifers may occur at various depths. Those closer to the surface are more likely to be used for water supply and irrigation, as well as more likely to be topped off by local rainfall.