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-.
aquifer noun [C]. âº a âlayer of ârock, âsand, or âearth that âcontains âwater or âallows âwater to âpass through it. (Definition of aquifer from the Cambridge Advanced Learners Dictionary & Thesaurus Â© Cambridge University Press).