diff --git a/c/qrcodegen.c b/c/qrcodegen.c
index 77a0bda..f197442 100644
--- a/c/qrcodegen.c
+++ b/c/qrcodegen.c
@@ -964,8 +964,8 @@ testable int getTotalBits(const struct qrcodegen_Segment segs[], size_t len, int
 }
 
 
-// Returns the bit width of the segment character count field for the
-// given mode at the given version number. The result is in the range [0, 16].
+// Returns the bit width of the character count field for a segment in the given mode
+// in a QR Code at the given version number. The result is in the range [0, 16].
 static int numCharCountBits(enum qrcodegen_Mode mode, int version) {
 	assert(qrcodegen_VERSION_MIN <= version && version <= qrcodegen_VERSION_MAX);
 	int i = (version + 7) / 17;
diff --git a/cpp/QrSegment.hpp b/cpp/QrSegment.hpp
index 2bb0c3b..45918ff 100644
--- a/cpp/QrSegment.hpp
+++ b/cpp/QrSegment.hpp
@@ -60,7 +60,7 @@ class QrSegment final {
 		// The mode indicator bits, which is a uint4 value (range 0 to 15).
 		private: int modeBits;
 		
-		// Three values for different version ranges.
+		// Number of character count bits for three different version ranges.
 		private: int numBitsCharCount[3];
 		
 		
@@ -77,7 +77,8 @@ class QrSegment final {
 		public: int getModeBits() const;
 		
 		/* 
-		 * (Package-private) Returns the bit width of the segment character count field for this mode object at the given version number.
+		 * (Package-private) Returns the bit width of the character count field for a segment in
+		 * this mode in a QR Code at the given version number. The result is in the range [0, 16].
 		 */
 		public: int numCharCountBits(int ver) const;
 		
diff --git a/java/io/nayuki/qrcodegen/QrSegment.java b/java/io/nayuki/qrcodegen/QrSegment.java
index f997be5..927ebaf 100644
--- a/java/io/nayuki/qrcodegen/QrSegment.java
+++ b/java/io/nayuki/qrcodegen/QrSegment.java
@@ -250,7 +250,7 @@ public final class QrSegment {
 		/** The mode indicator bits, which is a uint4 value (range 0 to 15). */
 		final int modeBits;
 		
-		/** Three values for different version ranges. */
+		/** Number of character count bits for three different version ranges. */
 		private final int[] numBitsCharCount;
 		
 		
@@ -265,9 +265,10 @@ public final class QrSegment {
 		/*-- Method --*/
 		
 		/**
-		 * Returns the bit width of the segment character count field for this mode object at the specified version number.
+		 * Returns the bit width of the character count field for a segment
+		 * in this mode in a QR Code at the specified version number.
 		 * @param ver the version number, which is between 1 to 40 (inclusive)
-		 * @return the number of bits for the character count, which is between 8 to 16 (inclusive)
+		 * @return the number of bits for the character count, which is between 0 to 16 (inclusive)
 		 */
 		int numCharCountBits(int ver) {
 			assert QrCode.MIN_VERSION <= ver && ver <= QrCode.MAX_VERSION;
diff --git a/javascript/qrcodegen.js b/javascript/qrcodegen.js
index c1459c5..4f7a296 100644
--- a/javascript/qrcodegen.js
+++ b/javascript/qrcodegen.js
@@ -856,7 +856,8 @@ var qrcodegen = new function() {
 		// (Package-private) The mode indicator bits, which is a uint4 value (range 0 to 15).
 		Object.defineProperty(this, "modeBits", {value:mode});
 		
-		// (Package-private) Returns the bit width of the segment character count field for this mode object at the given version number.
+		// (Package-private) Returns the bit width of the character count field for a segment in
+		// this mode in a QR Code at the given version number. The result is in the range [0, 16].
 		this.numCharCountBits = function(ver) {
 			return ccbits[Math.floor((ver + 7) / 17)];
 		};
diff --git a/python/qrcodegen.py b/python/qrcodegen.py
index d2ca629..c4bc172 100644
--- a/python/qrcodegen.py
+++ b/python/qrcodegen.py
@@ -733,7 +733,7 @@ class QrSegment(object):
 		# Private constructor
 		def __init__(self, modebits, charcounts):
 			self._modebits = modebits  # The mode indicator bits, which is a uint4 value (range 0 to 15)
-			self._charcounts = charcounts  # Three values for different version ranges
+			self._charcounts = charcounts  # Number of character count bits for three different version ranges
 		
 		# Package-private method
 		def get_mode_bits(self):
@@ -742,7 +742,8 @@ class QrSegment(object):
 		
 		# Package-private method
 		def num_char_count_bits(self, ver):
-			"""Returns the bit width of the segment character count field for this mode object at the given version number."""
+			"""Returns the bit width of the character count field for a segment in this mode
+			in a QR Code at the given version number. The result is in the range [0, 16]."""
 			return self._charcounts[(ver + 7) // 17]
 	
 	# Public constants. Create them outside the class.
diff --git a/rust/src/lib.rs b/rust/src/lib.rs
index 90a0ecb..1db6288 100644
--- a/rust/src/lib.rs
+++ b/rust/src/lib.rs
@@ -1044,8 +1044,8 @@ impl QrSegmentMode {
 	}
 	
 	
-	// Returns the bit width of the segment character count field
-	// for this mode object at the given version number.
+	// Returns the bit width of the character count field for a segment in this mode
+	// in a QR Code at the given version number. The result is in the range [0, 16].
 	pub fn num_char_count_bits(&self, ver: Version) -> u8 {
 		use QrSegmentMode::*;
 		(match *self {
diff --git a/typescript/qrcodegen.ts b/typescript/qrcodegen.ts
index 00c6da5..470324e 100644
--- a/typescript/qrcodegen.ts
+++ b/typescript/qrcodegen.ts
@@ -975,13 +975,14 @@ namespace qrcodegen.QrSegment {
 		private constructor(
 			// The mode indicator bits, which is a uint4 value (range 0 to 15).
 			public readonly modeBits: int,
-			// Three values for different version ranges.
+			// Number of character count bits for three different version ranges.
 			private readonly numBitsCharCount: [int,int,int]) {}
 		
 		
 		/*-- Method --*/
 		
-		// (Package-private) Returns the bit width of the segment character count field for this mode object at the given version number.
+		// (Package-private) Returns the bit width of the character count field for a segment in
+		// this mode in a QR Code at the given version number. The result is in the range [0, 16].
 		public numCharCountBits(ver: int): int {
 			return this.numBitsCharCount[Math.floor((ver + 7) / 17)];
 		}