DUMPY LEVEL
\dˈʌmpi lˈɛvə͡l], \dˈʌmpi lˈɛvəl], \d_ˈʌ_m_p_i l_ˈɛ_v_əl]\
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a surveyor's level having a short telescope fixed to a horizontally rotating table and a spirit level
By Princeton University
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a surveyor's level having a short telescope fixed to a horizontally rotating table and a spirit level
By DataStellar Co., Ltd
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A level having a short telescope (hence its name) rigidly fixed to a table capable only of rotatory movement in a horizontal plane. The telescope is usually an inverting one. It is sometimes called the Troughton level, from the name of the inventor, and a variety improved by one Gavatt is known as the Gavatt level.
By Oddity Software
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A level having a short telescope (hence its name) rigidly fixed to a table capable only of rotatory movement in a horizontal plane. The telescope is usually an inverting one. It is sometimes called the Troughton level, from the name of the inventor, and a variety improved by one Gavatt is known as the Gavatt level.
By Noah Webster.