diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/Counter.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/Counter.java
index f63b74b1f0..410b9edec6 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/Counter.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/Counter.java
@@ -48,7 +48,7 @@ default Iterable<Measurement> measure() {
     }
 
     @Override
-    default Type getType() {
+    default Type type() {
         return Type.Counter;
     }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/FunctionCounter.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/FunctionCounter.java
index 40a93fd0d5..74511f28b3 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/FunctionCounter.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/FunctionCounter.java
@@ -37,7 +37,7 @@ default Iterable<Measurement> measure() {
     }
 
     @Override
-    default Meter.Type getType() {
+    default Meter.Type type() {
         return Meter.Type.Counter;
     }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/Gauge.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/Gauge.java
index 47b546f1f7..af55bd5488 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/Gauge.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/Gauge.java
@@ -33,7 +33,7 @@ default Iterable<Measurement> measure() {
     }
 
     @Override
-    default Type getType() {
+    default Type type() {
         return Type.Gauge;
     }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/LongTaskTimer.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/LongTaskTimer.java
index 34ef329a45..b66e4871a3 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/LongTaskTimer.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/LongTaskTimer.java
@@ -126,7 +126,7 @@ default Iterable<Measurement> measure() {
     }
 
     @Override
-    default Type getType() {
+    default Type type() {
         return Type.LongTaskTimer;
     }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/Meter.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/Meter.java
index 93ec0d73c8..241e8fdf1a 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/Meter.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/Meter.java
@@ -39,7 +39,7 @@ public interface Meter {
      */
     Iterable<Measurement> measure();
 
-    default Type getType() {
+    default Type type() {
         return Type.Other;
     }
 
@@ -63,11 +63,6 @@ class Id {
         private final List<Tag> tags;
         private String baseUnit;
         private final String description;
-
-        /**
-         * Set after this id has been bound to a specific meter, effectively precluding it from use by a meter of a
-         * different type.
-         */
         private Type type;
 
         public Id(String name, Iterable<Tag> tags, String baseUnit, String description, Type type) {
@@ -144,15 +139,6 @@ public int hashCode() {
             return Objects.hash(name, tags);
         }
 
-        /**
-         * Associate this id with a specific type, sometimes used in the determination of a
-         * convention name. This association is 1-1 since an id can only be used once per registry
-         * across all types.
-         */
-        public void setType(Meter.Type type) {
-            this.type = type;
-        }
-
         public Type getType() {
             return type;
         }
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/MeterRegistry.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/MeterRegistry.java
index 43ba28ba8b..0834f13866 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/MeterRegistry.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/MeterRegistry.java
@@ -97,7 +97,7 @@ public double value() {
             }
 
             @Override
-            public TimeUnit getBaseTimeUnit() {
+            public TimeUnit baseTimeUnit() {
                 return baseTimeUnit;
             }
         };
@@ -162,7 +162,7 @@ public Id getId() {
                 }
 
                 @Override
-                public Type getType() {
+                public Type type() {
                     return type;
                 }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/TimeGauge.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/TimeGauge.java
index 4086905d92..063f4b4595 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/TimeGauge.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/TimeGauge.java
@@ -26,10 +26,10 @@
  * @author Jon Schneider
  */
 public interface TimeGauge extends Gauge {
-    TimeUnit getBaseTimeUnit();
+    TimeUnit baseTimeUnit();
 
     default double value(TimeUnit unit) {
-        return TimeUtils.convert(value(), getBaseTimeUnit(), unit);
+        return TimeUtils.convert(value(), baseTimeUnit(), unit);
     }
 
     static <T> Builder<T> builder(String name, T obj, TimeUnit fUnits, ToDoubleFunction<T> f) {
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/Timer.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/Timer.java
index 4ddd84981e..5455b2acf8 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/Timer.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/Timer.java
@@ -129,7 +129,7 @@ default Iterable<Measurement> measure() {
     }
 
     @Override
-    default Type getType() {
+    default Type type() {
         return Type.Timer;
     }
 
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/composite/CompositeTimeGauge.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/composite/CompositeTimeGauge.java
index 4ec25986ef..cb4e70581e 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/composite/CompositeTimeGauge.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/composite/CompositeTimeGauge.java
@@ -42,8 +42,8 @@ public double value() {
     }
 
     @Override
-    public TimeUnit getBaseTimeUnit() {
-        return firstChild().getBaseTimeUnit();
+    public TimeUnit baseTimeUnit() {
+        return firstChild().baseTimeUnit();
     }
 
     @Override
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/internal/DefaultFunctionTimer.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/internal/DefaultFunctionTimer.java
index 2c7346a35a..b3f64dcba5 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/internal/DefaultFunctionTimer.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/internal/DefaultFunctionTimer.java
@@ -80,7 +80,7 @@ public TimeUnit baseTimeUnit() {
         return this.baseTimeUnit;
     }
 
-    public Type getType() {
+    public Type type() {
         return Type.Timer;
     }
 }
diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/noop/NoopTimeGauge.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/noop/NoopTimeGauge.java
index 34bb5ad335..cedb074a45 100644
--- a/micrometer-core/src/main/java/io/micrometer/core/instrument/noop/NoopTimeGauge.java
+++ b/micrometer-core/src/main/java/io/micrometer/core/instrument/noop/NoopTimeGauge.java
@@ -26,7 +26,7 @@ public NoopTimeGauge(Id id) {
     }
 
     @Override
-    public TimeUnit getBaseTimeUnit() {
+    public TimeUnit baseTimeUnit() {
         return TimeUnit.NANOSECONDS;
     }