[{"Bold_text": "noun", "List Items": ["the act of squaring.", "Mathematics.the act or process of finding a square equal in area to a given surface, especially a surface bounded by a curve.the act or process of finding an area or calculating an integral, especially by numerical methods.a definite integral.", "the act or process of finding a square equal in area to a given surface, especially a surface bounded by a curve.", "the act or process of finding an area or calculating an integral, especially by numerical methods.", "a definite integral.", "Astronomy.the situation of two heavenly bodies when their longitudes differ by 90°.either of the two points in the orbit of a body, as the moon, midway between the syzygies.(of the moon) those points or moments at which a half moon is visible.", "the situation of two heavenly bodies when their longitudes differ by 90°.", "either of the two points in the orbit of a body, as the moon, midway between the syzygies.", "(of the moon) those points or moments at which a half moon is visible.", "Electronics.the relation between two signals having the same frequency that differ in phase by 90°."]}]