noun
Etymology: dumpy (II)
: a surveyor's level with a short usually inverting telescope that is rigidly fixed to a table and capable only of rotatory movement in a horizontal plane — called also Troughton level ; compare y level
noun
Etymology: dumpy (II)
: a surveyor's level with a short usually inverting telescope that is rigidly fixed to a table and capable only of rotatory movement in a horizontal plane — called also Troughton level ; compare y level
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012