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  • English Word Echinoidea Definition The class Echinodermata which includes the sea urchins. They have a calcareous, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See Spatangoid, Clypeastroid.
  • English Word Echinozoa Definition The Echinodermata.
  • English Word Echinulate Definition Set with small spines or prickles.
  • English Word Echinus Definition A hedgehog.
  • English Word Echinus Definition A genus of echinoderms, including the common edible sea urchin of Europe.
  • English Word Echinus Definition The rounded molding forming the bell of the capital of the Grecian Doric style, which is of a peculiar elastic curve. See Entablature.
  • English Word Echinus Definition The quarter-round molding (ovolo) of the Roman Doric style. See Illust. of Column
  • English Word Echinus Definition A name sometimes given to the egg and anchor or egg and dart molding, because that ornament is often identified with Roman Doric capital. The name probably alludes to the shape of the shell of the sea urchin.
  • English Word Echiuroidea Definition A division of Annelida which includes the genus Echiurus and allies. They are often classed among the Gephyrea, and called the armed Gephyreans.
  • English Word Echo Definition A sound reflected from an opposing surface and repeated to the ear of a listener; repercussion of sound; repetition of a sound.
  • English Word Echo Definition Fig.: Sympathetic recognition; response; answer.
  • English Word Echo Definition A wood or mountain nymph, regarded as repeating, and causing the reverberation of them.
  • English Word Echo Definition A nymph, the daughter of Air and Earth, who, for love of Narcissus, pined away until nothing was left of her but her voice.
  • English Word Echo Definition To send back (a sound); to repeat in sound; to reverberate.
  • English Word Echo Definition To repeat with assent; to respond; to adopt.
  • English Word Echo Definition To give an echo; to resound; to be sounded back; as, the hall echoed with acclamations.
  • English Word Echoed Definition of Echo
  • English Word Echoer Definition One who, or that which, echoes.
  • English Word Echoes Definition of Echo
  • English Word Echoes Definition of Echo
  • English Word Echoing Definition of Echo
  • English Word Echoless Definition Without echo or response.
  • English Word Echometer Definition A graduated scale for measuring the duration of sounds, and determining their different, and the relation of their intervals.
  • English Word Echometry Definition The art of measuring the duration of sounds or echoes.
  • English Word Echometry Definition The art of constructing vaults to produce echoes.
  • English Word Echon Definition Alt. of Echoon
  • English Word Echoon Definition Each one.
  • English Word Echoscope Definition An instrument for intensifying sounds produced by percussion of the thorax.
  • English Word Eclair Definition A kind of frosted cake, containing flavored cream.
  • English Word Eclaircise Definition To make clear; to clear up what is obscure or not understood; to explain.