Goniometric is a specialized term that refers to the angle measurement of joints and bone structures in the human body. Some of the most commonly used synonyms for this term include trigonometric, inclinometric, and angular. Other similar terms are protractor, angle gauge, and angle meter, which also refer to the measurement of angles. Additionally, terms like angle finder, clinometer, and slope meter can be used in specific contexts, such as measuring the angle of a slope or incline. In summary, there are various terms and phrases that can be used as synonyms for goniometric, depending on the context and purpose of angle measurement.