diff --git a/src/main/java/org/apache/commons/csv/CSVLexer.java b/src/main/java/org/apache/commons/csv/CSVLexer.java
index e5c5f6ad..609c4e6b 100644
--- a/src/main/java/org/apache/commons/csv/CSVLexer.java
+++ b/src/main/java/org/apache/commons/csv/CSVLexer.java
@@ -110,7 +110,7 @@ final class CSVLexer extends Lexer {
                 // empty token return EORECORD("")
                 // noop: tkn.content.append("");
                 token.type = EORECORD;
-            } else if (isEncapsulator(c)) {
+            } else if (isQuoteChar(c)) {
                 // consume encapsulated token
                 encapsulatedTokenLexer(token);
             } else if (isEndOfFile(c)) {
@@ -204,8 +204,8 @@ final class CSVLexer extends Lexer {
 
             if (isEscape(c)) {
                 tkn.content.append((char) readEscape());
-            } else if (isEncapsulator(c)) {
-                if (isEncapsulator(in.lookAhead())) {
+            } else if (isQuoteChar(c)) {
+                if (isQuoteChar(in.lookAhead())) {
                     // double or escaped encapsulator -> add single encapsulator to token
                     c = in.read();
                     tkn.content.append((char) c);
diff --git a/src/main/java/org/apache/commons/csv/Lexer.java b/src/main/java/org/apache/commons/csv/Lexer.java
index fb75367a..dc303eb8 100644
--- a/src/main/java/org/apache/commons/csv/Lexer.java
+++ b/src/main/java/org/apache/commons/csv/Lexer.java
@@ -43,7 +43,7 @@ abstract class Lexer {
 
     private final char delimiter;
     private final char escape;
-    private final char encapsulator;
+    private final char quoteChar;
     private final char commmentStart;
 
     final boolean ignoreSurroundingSpaces;
@@ -59,7 +59,7 @@ abstract class Lexer {
         this.in = in;
         this.delimiter = format.getDelimiter();
         this.escape = mapNullToDisabled(format.getEscape());
-        this.encapsulator = mapNullToDisabled(format.getQuoteChar());
+        this.quoteChar = mapNullToDisabled(format.getQuoteChar());
         this.commmentStart = mapNullToDisabled(format.getCommentStart());
         this.ignoreSurroundingSpaces = format.getIgnoreSurroundingSpaces();
         this.ignoreEmptyLines = format.getIgnoreEmptyLines();
@@ -153,8 +153,8 @@ abstract class Lexer {
         return c == escape;
     }
 
-    boolean isEncapsulator(final int c) {
-        return c == encapsulator;
+    boolean isQuoteChar(final int c) {
+        return c == quoteChar;
     }
 
     boolean isCommentStart(final int c) {
diff --git a/src/test/java/org/apache/commons/csv/CSVLexer1306663.java b/src/test/java/org/apache/commons/csv/CSVLexer1306663.java
index 460fa8d7..a40fcf89 100644
--- a/src/test/java/org/apache/commons/csv/CSVLexer1306663.java
+++ b/src/test/java/org/apache/commons/csv/CSVLexer1306663.java
@@ -110,7 +110,7 @@ class CSVLexer1306663 extends Lexer {
                 // empty token return EORECORD("")
                 //noop: tkn.content.append("");
                 tkn.type = EORECORD;
-            } else if (isEncapsulator(c)) {
+            } else if (isQuoteChar(c)) {
                 // consume encapsulated token
                 encapsulatedTokenLexer(tkn);
             } else if (isEndOfFile(c)) {
@@ -196,8 +196,8 @@ class CSVLexer1306663 extends Lexer {
 
             if (isEscape(c)) {
                 tkn.content.append((char) readEscape());
-            } else if (isEncapsulator(c)) {
-                if (isEncapsulator(in.lookAhead())) {
+            } else if (isQuoteChar(c)) {
+                if (isQuoteChar(in.lookAhead())) {
                     // double or escaped encapsulator -> add single encapsulator to token
                     c = in.read();
                     tkn.content.append((char) c);
diff --git a/src/test/java/org/apache/commons/csv/CSVLexer1306667.java b/src/test/java/org/apache/commons/csv/CSVLexer1306667.java
index 94370b1c..53a3c3ed 100644
--- a/src/test/java/org/apache/commons/csv/CSVLexer1306667.java
+++ b/src/test/java/org/apache/commons/csv/CSVLexer1306667.java
@@ -110,7 +110,7 @@ class CSVLexer1306667 extends Lexer {
                 // empty token return EORECORD("")
                 //noop: tkn.content.append("");
                 tkn.type = EORECORD;
-            } else if (isEncapsulator(c)) {
+            } else if (isQuoteChar(c)) {
                 // consume encapsulated token
                 encapsulatedTokenLexer(tkn);
             } else if (isEndOfFile(c)) {
@@ -196,8 +196,8 @@ class CSVLexer1306667 extends Lexer {
 
             if (isEscape(c)) {
                 tkn.content.append((char) readEscape());
-            } else if (isEncapsulator(c)) {
-                if (isEncapsulator(in.lookAhead())) {
+            } else if (isQuoteChar(c)) {
+                if (isQuoteChar(in.lookAhead())) {
                     // double or escaped encapsulator -> add single encapsulator to token
                     c = in.read();
                     tkn.content.append((char) c);
diff --git a/src/test/java/org/apache/commons/csv/CSVLexer3.java b/src/test/java/org/apache/commons/csv/CSVLexer3.java
index 2c71503c..5a25c859 100644
--- a/src/test/java/org/apache/commons/csv/CSVLexer3.java
+++ b/src/test/java/org/apache/commons/csv/CSVLexer3.java
@@ -64,7 +64,7 @@ class CSVLexer3 extends Lexer {
         if (isCommentStart(intch)) {
             return CharType.COMMENT_START;
         }
-        if (isEncapsulator(intch)) {
+        if (isQuoteChar(intch)) {
             return CharType.ENCAP;
         }
         if (isEscape(intch)) {
diff --git a/src/test/resources/CSVFileParser/testCSV85_default.txt b/src/test/resources/CSVFileParser/testCSV85_default.txt
index f8348af0..33a58848 100644
--- a/src/test/resources/CSVFileParser/testCSV85_default.txt
+++ b/src/test/resources/CSVFileParser/testCSV85_default.txt
@@ -1,5 +1,5 @@
 testCSV85.csv CommentStart=# CheckComments
-Delimiter=<,> Encapsulator=<"> CommentStart=<#>
+Delimiter=<,> QuoteChar=<"> CommentStart=<#>
 # Comment 1
 5:[a, b, c, e, f]#Comment 1
 # Very Long
diff --git a/src/test/resources/CSVFileParser/testCSV85_ignoreEmpty.txt b/src/test/resources/CSVFileParser/testCSV85_ignoreEmpty.txt
index 43a32493..5f100822 100644
--- a/src/test/resources/CSVFileParser/testCSV85_ignoreEmpty.txt
+++ b/src/test/resources/CSVFileParser/testCSV85_ignoreEmpty.txt
@@ -1,5 +1,5 @@
 testCSV85.csv CommentStart=# IgnoreEmpty=true CheckComments
-Delimiter=<,> Encapsulator=<"> CommentStart=<#> EmptyLines:ignored
+Delimiter=<,> QuoteChar=<"> CommentStart=<#> EmptyLines:ignored
 # Comment 1
 5:[a, b, c, e, f]#Comment 1
 # Very Long
diff --git a/src/test/resources/CSVFileParser/test_default.txt b/src/test/resources/CSVFileParser/test_default.txt
index e612fb81..1092c738 100644
--- a/src/test/resources/CSVFileParser/test_default.txt
+++ b/src/test/resources/CSVFileParser/test_default.txt
@@ -1,5 +1,5 @@
 test.csv IgnoreEmpty=true
-Delimiter=<,> Encapsulator=<"> EmptyLines:ignored
+Delimiter=<,> QuoteChar=<"> EmptyLines:ignored
 4:[A, B, C, D]
 1:[# plain values]
 4:[a, b, c, d]
diff --git a/src/test/resources/CSVFileParser/test_default_comment.txt b/src/test/resources/CSVFileParser/test_default_comment.txt
index 72003624..faa69266 100644
--- a/src/test/resources/CSVFileParser/test_default_comment.txt
+++ b/src/test/resources/CSVFileParser/test_default_comment.txt
@@ -1,5 +1,5 @@
 test.csv IgnoreEmpty=true CommentStart=#
-Delimiter=<,> Encapsulator=<"> CommentStart=<#> EmptyLines:ignored
+Delimiter=<,> QuoteChar=<"> CommentStart=<#> EmptyLines:ignored
 4:[A, B, C, D]
 4:[a, b, c, d]
 4:[ e , f ,  g, h ]
diff --git a/src/test/resources/CSVFileParser/test_rfc4180.txt b/src/test/resources/CSVFileParser/test_rfc4180.txt
index 9fcbf304..2a6fd158 100644
--- a/src/test/resources/CSVFileParser/test_rfc4180.txt
+++ b/src/test/resources/CSVFileParser/test_rfc4180.txt
@@ -1,5 +1,5 @@
 test.csv
-Delimiter=<,> Encapsulator=<">
+Delimiter=<,> QuoteChar=<">
 4:[A, B, C, D]
 1:[# plain values]
 4:[a, b, c, d]
diff --git a/src/test/resources/CSVFileParser/test_rfc4180_trim.txt b/src/test/resources/CSVFileParser/test_rfc4180_trim.txt
index b1e38b85..88d8b0ce 100644
--- a/src/test/resources/CSVFileParser/test_rfc4180_trim.txt
+++ b/src/test/resources/CSVFileParser/test_rfc4180_trim.txt
@@ -1,5 +1,5 @@
 test.csv IgnoreSpaces=true
-Delimiter=<,> Encapsulator=<"> SurroundingSpaces:ignored
+Delimiter=<,> QuoteChar=<"> SurroundingSpaces:ignored
 4:[A, B, C, D]
 1:[# plain values]
 4:[a, b, c, d]