Editorial: Make "rounding mode" a defined term

Author: gibson042

spec/numberformat.html

@@ -527,7 +527,7 @@ <h1>Properties of Intl.NumberFormat Instances</h1>
         In scientific notation, this slot affects the sign display of the mantissa but not the exponent.
       </li>
       <li>[[RoundingIncrement]] is an integer that evenly divides 10, 100, 1000, or 10000 into tenths, fifths, quarters, or halves. It indicates the increment at which rounding should take place relative to the calculated rounding magnitude. For example, if [[MaximumFractionDigits]] is 2 and [[RoundingIncrement]] is 5, then formatted numbers are rounded to the nearest 0.05 ("nickel rounding").</li>
-      <li>[[RoundingMode]] is one of the String values in the Identifier column of <emu-xref href="#table-intl-rounding-modes"></emu-xref>, specifying which rounding mode to use.</li>
+      <li>[[RoundingMode]] is a <dfn id="rounding-mode">rounding mode</dfn>, one of the String values in the Identifier column of <emu-xref href="#table-intl-rounding-modes"></emu-xref>.</li>
       <li>[[TrailingZeroDisplay]] is one of the String values *"auto"* or *"stripIfInteger"*, indicating whether to strip trailing zeros if the formatted number is an integer (i.e., has no non-zero fraction digit).</li>
     </ul>
 
@@ -1666,13 +1666,13 @@ <h1>
     <emu-clause id="sec-getunsignedroundingmode" type="abstract operation">
       <h1>
         GetUnsignedRoundingMode (
-          _roundingMode_: a String,
+          _roundingMode_: a rounding mode,
           _sign_: ~negative~ or ~positive~,
         ): a specification type from the Unsigned Rounding Mode column of <emu-xref href="#table-intl-unsigned-rounding-modes"></emu-xref>
       </h1>
       <dl class="header">
         <dt>description</dt>
-        <dd>It returns the rounding mode that should be applied to the absolute value of a number to produce the same result as if _roundingMode_, one of the String values in the Identifier column of <emu-xref href="#table-intl-rounding-modes"></emu-xref>, were applied to the signed value of the number (negative if _sign_ is ~negative~, or positive otherwise).</dd>
+        <dd>It returns the <emu-not-ref>rounding mode</emu-not-ref> that should be applied to the absolute value of a number to produce the same result as if _roundingMode_ were applied to the signed value of the number (negative if _sign_ is ~negative~, or positive otherwise).</dd>
       </dl>
       <emu-alg>
         1. Return the specification type in the Unsigned Rounding Mode column of <emu-xref href="#table-intl-unsigned-rounding-modes"></emu-xref> for the row where the value in the Identifier column is _roundingMode_ and the value in the Sign column is _sign_.

spec/pluralrules.html

@@ -235,7 +235,7 @@ <h1>Properties of Intl.PluralRules Instances</h1>
       <li>[[RoundingType]] is one of the values ~fraction-digits~, ~significant-digits~, ~more-precision~, or ~less-precision~, indicating which rounding strategy to use, as discussed in <emu-xref href="#sec-properties-of-intl-numberformat-instances"></emu-xref>.</li>
       <li>[[ComputedRoundingPriority]] is one of the String values *"auto"*, *"morePrecision"*, or *"lessPrecision"*. It is only used in <emu-xref href="#sec-intl.pluralrules.prototype.resolvedoptions"></emu-xref> to convert [[RoundingType]] back to a valid *"roundingPriority"* option.</li>
       <li>[[RoundingIncrement]] is an integer that evenly divides 10, 100, 1000, or 10000 into tenths, fifths, quarters, or halves. It indicates the increment at which rounding should take place relative to the calculated rounding magnitude. For example, if [[MaximumFractionDigits]] is 2 and [[RoundingIncrement]] is 5, then formatted numbers are rounded to the nearest 0.05 ("nickel rounding").</li>
-      <li>[[RoundingMode]] is one of the String values in the Identifier column of <emu-xref href="#table-intl-rounding-modes"></emu-xref>, specifying which rounding mode to use.</li>
+      <li>[[RoundingMode]] identifies the rounding mode to use.</li>
       <li>[[TrailingZeroDisplay]] is one of the String values *"auto"* or *"stripIfInteger"*, indicating whether to strip trailing zeros if the formatted number is an integer (i.e., has no non-zero fraction digit).</li>
     </ul>
   </emu-clause>