| MILLIAMPERE | • milliampere n. One thousandth (10-3) of an ampere. • MILLIAMPERE n. a thousandth of an ampere. |
| MILLICURIES | • millicuries n. Plural of millicurie. • MILLICURIE n. a thousandth of a curie. |
| MILLIDEGREE | • millidegree n. One thousandth of a degree. • MILLIDEGREE n. a thousandth of a degree. |
| MILLIGRAMME | • milligramme n. (UK) Dated spelling of milligram. • MILLIGRAMME n. a thousandth of a gram, also MILLIGRAM. |
| MILLIHENRYS | • millihenrys n. Plural of millihenry. • MILLIHENRY n. a thousandth of a henry. |
| MILLILITERS | • milliliters n. Plural of milliliter. • MILLILITER n. a thousandth of a litre, also MILLILITRE. |
| MILLILITRES | • millilitres n. Plural of millilitre. • MILLILITRE n. a thousandth part of a litre, also MILLILITER. |
| MILLIMETERS | • millimeters n. Plural of millimeter. • MILLIMETER n. a thousandth of a meter, also MILLIMETRE. |
| MILLIMETRES | • millimetres n. Plural of millimetre. • millimètres n. Plural of millimètre. • MILLIMETRE n. a thousandth part of a metre, also MILLIMETER. |
| MILLIMICRON | • millimicron n. A unit of length equal to one thousandth of a micron. • MILLIMICRON n. a thousandth of a micron. |
| MILLINERIES | • millineries n. Plural of millinery. • MILLINERY n. hat-making. |
| MILLIONAIRE | • millionaire n. (Strictly) A person whose net worth is at or greater than one million units of the local currency, but… • millionaire n. (Loosely) A person whose net worth is at or greater than one million units of the local currency; a multimillionaire. • MILLIONAIRE n. a person whose wealth is estimated at a million or more (as of dollars or pounds), also MILLIONNAIRE. |
| MILLIONFOLD | • millionfold adj. A million times so. • millionfold adv. By a factor of a million. • MILLIONFOLD adv. multiplied by a million. |
| MILLIOSMOLS | • milliosmols n. Plural of milliosmol. • MILLIOSMOL n. one thousandth of an osmol, a unit of osmotic pressure. |
| MILLIPROBES | • MILLIPROBE n. an instrument for analysing small quantities, esp. a spectrometer. |
| MILLIRADIAN | • milliradian n. (Mathematics) An SI unit of plane angular measure equal to one thousandth of a radian. • MILLIRADIAN n. a thousandth of a radian. |
| MILLISECOND | • millisecond n. One one-thousandth of a second. Symbol: ms. • MILLISECOND n. a thousandth part of a second. |