rem

noun

1. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of rapid eye movement.

   “Similarly, the brain-penetrating Hrh2 antagonist zolantidine had no effect on light-induced phase shift as shown for hamsters, or the lengths or distributions of NREM, REM and wakefulness states as shown on rats.”

2. (abbreviation, alt-of, initialism, uncountable)Initialism of remaining time.
3. A remark (programming language statement used for documentation).

   “I think it should be upgraded to Visual BASIC, but I'm no good at that. So maybe someone here would like to take a crack at it. There are only 40 lines of active code, plus a few REMs. About 100 BASIC commands altogether.”

4. (abbreviation, alt-of, initialism)Initialism of rare earth metal.
5. (abbreviation, alt-of)Abbreviation of reactive electrochemical membrane.
6. (abbreviation, alt-of, initialism)Initialism of Reference Exit Marker.
7. (abbreviation, alt-of, capitalized, initialism, often)Initialism of rapid eye movement, a sleep state.
8. A non-SI unit of measure for radiation dose, measured as equivalent dose, effective dose, or committed dose, from one roentgen of X-rays or gamma rays.
9. A remark; a programming language statement used for documentation (in BASIC for example); also used in DOS batch files.
10. A unit relative to the declared font size of the root element in an HTML document.

    “Like the em unit, the rem unit is based on declared font size. The difference—and it’s a doozy—is that whereas em is calculated using the font size of the element to which it’s applied, rem is always calculated using the root element.”

11. (colloquial)A Remington firearm.

    “Pre-64 Win has a heritage that can't be beat. For me, it's Rems for prarie dogs and paper, Wins (or 1917 Enfields) for stuff that wants to stomp you into a greasy spot on the tundra.”

adj

1. (not-comparable)Remaining.

   “Knit 1 row. Dec 1 st at each end of next row and at each end of every foll alt row until 2 sts rem.”

name

1. (Egyptian)An Egyptian fish god who fertilized the land with his tears.