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+/**
+ * Alee Forth: A portable and concise Forth implementation in modern C++.
+ * Copyright (C) 2023  Clyne Sullivan <clyne@bitgloo.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef ALEEFORTH_MEMDICT_HPP
+#define ALEEFORTH_MEMDICT_HPP
+
+#include "dictionary.hpp"
+
+constexpr unsigned long int MemDictSize = 4096;
+
+class MemDict : public Dictionary
+{
+    Cell dict[MemDictSize];
+
+public:
+    virtual Cell read(Addr addr) const final {
+        return dict[addr];
+    }
+
+    virtual int write(Addr addr, Cell value) final {
+        dict[addr] = value;
+        return 0;
+    }
+};
+
+#endif // ALEEFORTH_MEMDICT_HPP
+