inclinometer

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in·cli·nom·e·ter

(in'kli-nom'ĕ-tĕr),
Obsolete instrument for determining the direction of the ocular axes in astigmatism.
[L. in- clino, to incline, + G. metron, measure]

inclinometer

(in?kli-nom'et-er) [ incline + -meter]
1. A device for measuring ocular diameter from vertical and horizontal lines.
2. A device for measuring angles among different body parts, e.g., specific bones or joints. It can be used to determine the relative motion of these structures during active or passive bending. Synonym: bubble goniometer
See: Introduction to Goniometry