diff --git a/source/synthesis/framework/Synthesiser/BKSynthesiser.cpp b/source/synthesis/framework/Synthesiser/BKSynthesiser.cpp
index 4045fe2..f3ab471 100644
--- a/source/synthesis/framework/Synthesiser/BKSynthesiser.cpp
+++ b/source/synthesis/framework/Synthesiser/BKSynthesiser.cpp
@@ -271,18 +271,18 @@ void BKSynthesiser::noteOn (const int midiChannel,
             stopVoice (voice, 1.0f, true);
 
 
-    for (auto transpOffset : midiNoteOffsets)
+    for (auto transp : midiNoteTranspositions)
     {
         // DBG("num noteOn sounds = " + juce::String(sounds->size()));
         for (auto* sound : *sounds)
         {
             //DBG("noteOn velocity = " + juce::String(velocity));
-            if (sound->appliesToNote (std::round(midiNoteNumber + transpOffset)) && sound->appliesToChannel (midiChannel) && sound->appliesToVelocity (velocity))
+            if (sound->appliesToNote (std::round(midiNoteNumber + transp)) && sound->appliesToChannel (midiChannel) && sound->appliesToVelocity (velocity))
             {
                 // If hitting a note that's still ringing, stop it first (it could be
                 // still playing because of the sustain or sostenuto pedal).
                 /**
-                 * moved loop below up out of the transpOffset loop, to avoid voice handling problems with multiple transpositions
+                 * moved loop below up out of the transp loop, to avoid voice handling problems with multiple transpositions
                  */
                 /*
                 for (auto* voice : voices)
@@ -295,7 +295,7 @@ void BKSynthesiser::noteOn (const int midiChannel,
                     midiChannel,
                     midiNoteNumber,
                     velocity,
-                    transpOffset);
+                    transp);
 
                 break;
             }
@@ -308,12 +308,12 @@ void BKSynthesiser::startVoice (BKSamplerVoice* const voice,
                                 const int midiChannel,
                                 const int midiNoteNumber,
                                 const float velocity,
-                                const float tuningOffset)
+                                const float transposition)
 {
 
     playingVoicesByNote.getReference(midiNoteNumber).addIfNotAlreadyThere(voice);
     //playingVoicesByNote[midiNoteNumber].addIfNotAlreadyThere(voice);
-    //DBG("playingVoicesByNote[midiNoteNumber] adding = " + juce::String(midiNoteNumber) + " " + juce::String(tuningOffset) + " size = " + juce::String(playingVoicesByNote[midiNoteNumber].size()));
+    //DBG("playingVoicesByNote[midiNoteNumber] adding = " + juce::String(midiNoteNumber) + " " + juce::String(transposition) + " size = " + juce::String(playingVoicesByNote[midiNoteNumber].size()));
 
     //if (voice != nullptr && sound != nullptr)
     {
@@ -329,7 +329,7 @@ void BKSynthesiser::startVoice (BKSamplerVoice* const voice,
         voice->setSostenutoPedalDown (false);
         voice->setSustainPedalDown (sustainPedalsDown[midiChannel]);
 
-        voice->startNote (midiNoteNumber, velocity, tuningOffset, sound,
+        voice->startNote (midiNoteNumber, velocity, transposition, sound,
                           lastPitchWheelValues [midiChannel - 1]);
 
 
@@ -371,7 +371,7 @@ void BKSynthesiser::noteOff (const int midiChannel,
 
 
     /*
-    for (auto transpOffset : midiNoteOffsets) // need to take into account that this might have changed in the meantime...
+    for (auto transpOffset : midiNoteTranspositions) // need to take into account that this might have changed in the meantime...
     {
         //DBG("noteOff for transpOffset " + juce::String(midiNoteNumber) + " " + juce::String(transpOffset));
 
@@ -384,7 +384,7 @@ void BKSynthesiser::noteOff (const int midiChannel,
                 if (auto sound = voice->getCurrentlyPlayingSound())
                 {
                     //DBG("noteOff for transpOffset " + juce::String(midiNoteNumber) + " " + juce::String(transpOffset));
-                    //for (auto transpOffset : midiNoteOffsets)
+                    //for (auto transpOffset : midiNoteTranspositions)
                     {
                         if (sound->appliesToNote (std::round (midiNoteNumber + transpOffset))
                             && sound->appliesToChannel (midiChannel))
diff --git a/source/synthesis/framework/Synthesiser/BKSynthesiser.h b/source/synthesis/framework/Synthesiser/BKSynthesiser.h
index 918ff33..e9a771d 100644
--- a/source/synthesis/framework/Synthesiser/BKSynthesiser.h
+++ b/source/synthesis/framework/Synthesiser/BKSynthesiser.h
@@ -302,7 +302,7 @@ class BKSynthesiser
                 }
 
                 void updateMidiNoteOffsets(juce::Array<float> newOffsets) {
-                    midiNoteOffsets = newOffsets;
+                    midiNoteTranspositions = newOffsets;
                 }
 
                 juce::ADSR::Parameters globalADSR;
@@ -358,7 +358,7 @@ class BKSynthesiser
                     int midiChannel,
                     int midiNoteNumber,
                     float velocity,
-                    float tuningOffset);
+                    float transposition);
 
                 /** Stops a given voice.
                     You should never need to call this, it's used internally by noteOff, but is protected
@@ -386,7 +386,7 @@ class BKSynthesiser
                 bool sustainPedalAlreadyDown = false;   // to avoid re-triggering of pedalDown sounds
 
                 /**
-                 * midiNoteOffsets is an arrays of tuning offsets, in MidiNoteCents (.01 = 1 cent)
+                 * midiNoteTranspositions is an arrays of tuning offsets, in MidiNoteCents (.01 = 1 cent)
                  *      - these offsets are set by transposition controls in Direct, Nostalgic, and Synchronic
                  *
                  * by default, there is only one offset in each subarray, with value 0., for regular un-transposed notes
@@ -403,7 +403,7 @@ class BKSynthesiser
                  *
                  * the "un-transposed" midiNoteNumber is the midi note played by the performer, and used for voice tracking
                  */
-                juce::Array<float> midiNoteOffsets = { 0.}; // needs to be set via UI
+                juce::Array<float> midiNoteTranspositions = { 0.}; // needs to be set via UI
                 juce::HashMap<int, juce::Array<BKSamplerVoice*>> playingVoicesByNote; // Hash of current voices playing for a particular midiNoteNumber
 
                 template <typename floatType>
diff --git a/source/synthesis/framework/Synthesiser/Sample.h b/source/synthesis/framework/Synthesiser/Sample.h
index a43b7a0..7a15415 100644
--- a/source/synthesis/framework/Synthesiser/Sample.h
+++ b/source/synthesis/framework/Synthesiser/Sample.h
@@ -626,7 +626,7 @@ class BKSamplerVoice : public BKSynthesiserVoice
 
     virtual void startNote (int midiNoteNumber,
                             float velocity,
-                            float tuningOffset,
+                            float transposition,
                             BKSamplerSound<juce::AudioFormatReader> * _sound,
                             int currentPitchWheelPosition)
     {
@@ -640,10 +640,10 @@ class BKSamplerVoice : public BKSynthesiserVoice
         //DBG("gain from velocity = " + juce::String(velocity) + ":" + juce::String(samplerSound->getGainMultiplierFromVelocity(velocity)));
 
         /**
-         * tuningOffset is from Transposition sliders in Direct/Nostalgic/Synchronic
+         * transposition is from Transposition sliders in Direct/Nostalgic/Synchronic
          *      NOT from the Tuning preparation
          */
-        frequency.setTargetValue(mtof(midiNoteNumber + tuningOffset)); // need to sort out A440 reference freq as well...
+        frequency.setTargetValue(mtof(midiNoteNumber + transposition)); // need to sort out A440 reference freq as well...
         //melatonin::printSparkline(m_Buffer);
 
         auto loopPoints = samplerSound->getLoopPointsInSeconds();