STATUARY. 177 



those sounds that come directly from the sonorous body to 



the ear ; and cnfacoustics, wliich treats of reflected sounds. 

 Acou'meter (Gr. aJwHo, I liear, and metroii, a measure). — An 



instrument for measuring the degree of hearing. 

 Echom'etry (Gr. echos, sound, and melreo, I measure). — 1. 



The art of measuring the duration of souikJs. 

 2. The art of constructing vauUs to produce echoes. 

 Harmonom'eter (Gr. harmonia, concert, and metron, a meas- 

 ure). — An instrument for measuring the harmonic relations 



of sounds. 

 Microph.Oll'ics (Gr. miJcros, small, and phone, a sound). — The 



science or art of magnifying loio sointds. 

 Phonet'ics, Phonics (Gr. phone, a sound). — The doctrine or 



science of sounds, especially those of the human voice. 

 Ph.o'nograpll. — An instrument for the mechanical registration 



and reproduction of audible sounds. 

 Polyacous'tics (Gr. polus, many, and al'ouo, I hear). — The art 



of multipli/ing sounds. 

 Sonom'eter (Lat. so)ius, a sound, and Gr. metron, a measure). 



— An instrument for measuring sounds or the intervals of 



sounds. 

 Terephone, — An instrument for reproducing sounds, especially 



articulate speech, at a distance, by the aid of electricity or 



electro- magnetism. 

 Teleph'ony (Gr. tele, far, and^:»/(o«e, sound). — The art or pro- 

 cess of reproducing sounds at a distance by the aid of 



electricity, as with the telephone. 



STATUARY. 



Toreumatorogy (Gr. torenma, embossed work, and logos, a 

 discourse). — The science or art of sculpture, or a descrip- 

 tion of ancient and modern sculpture and bass-relief. 



Sculpt'ure. — The art of carving or chiselling in wood, stone, or 

 other materials, or of forming images or statues of visible 

 objects from solid substances. 



Ac'rolith. — A statue the extremities of which are formed of 

 stone. 



Ac'tion. — The attitude or position of the several parts of the 

 body by which they seem to be actuated by passions ; as 

 the arm extended, to represent the act of giving or re- 

 ceiving. 



H* 



