Home › Words › M › millidegreemillidegreemillidegree means one thousandth of a degree.EtymologyFrom milli- + degree.nounOne thousandth of a degree.e.g.“The cryogenic system will not be affected by temperature fluctuations of a few millidegrees.”Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.milligrade 75% match — Based on a division into 1000 degrees. vs millidegree →millikelvin 68% match — One thousandth of a kelvin vs millidegree →milligalileo 67% match — One thousandth of a galileo (unit of acceleration). vs millidegree →millidyne 66% match — A unit of force equal to one thousandth of a dyne. Symbol: mdyn. vs millidegree →millirad 65% match — One thousandth of a rad (dose of radiation) vs millidegree →milliunit 64% match — A thousandth of a unit. vs millidegree →millidarwin 64% match — A unit of evolutionary change equivalent to one thousandth of a darwin. vs millidegree →millimagnitude 63% match — One thousandth of a magnitude vs millidegree →