diff --git a/Library/Homebrew/extend/on_system.rb b/Library/Homebrew/extend/on_system.rb
index d151e26ddd..a7f7b3744f 100644
--- a/Library/Homebrew/extend/on_system.rb
+++ b/Library/Homebrew/extend/on_system.rb
@@ -25,7 +25,7 @@ module OnSystem
       return true if [:macos, *MacOSVersions::SYMBOLS.keys].include?(os_name)
     end
 
-    return Homebrew::SimulateSystem.send("treat_as_#{os_name}?") if BASE_OS_OPTIONS.include?(os_name)
+    return Homebrew::SimulateSystem.send("simulating_or_running_on_#{os_name}?") if BASE_OS_OPTIONS.include?(os_name)
 
     raise ArgumentError, "Invalid OS condition: #{os_name.inspect}" unless MacOSVersions::SYMBOLS.key?(os_name)
 
@@ -33,7 +33,7 @@ module OnSystem
       raise ArgumentError, "Invalid OS `or_*` condition: #{or_condition.inspect}"
     end
 
-    return false if Homebrew::SimulateSystem.treat_as_linux?
+    return false if Homebrew::SimulateSystem.simulating_or_running_on_linux?
 
     base_os = MacOS::Version.from_symbol(os_name)
     current_os = MacOS::Version.from_symbol(Homebrew::SimulateSystem.current_os)
diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 1f842d6aaa..d2f9ea56f2 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -3215,7 +3215,7 @@ class Formula
 
     # Permit links to certain libraries that don't exist. Available on Linux only.
     def ignore_missing_libraries(*libs)
-      unless Homebrew::SimulateSystem.treat_as_linux?
+      unless Homebrew::SimulateSystem.simulating_or_running_on_linux?
         raise FormulaSpecificationError, "#{__method__} is available on Linux only"
       end
 
diff --git a/Library/Homebrew/simulate_system.rb b/Library/Homebrew/simulate_system.rb
index c93791afb9..de61eabef7 100644
--- a/Library/Homebrew/simulate_system.rb
+++ b/Library/Homebrew/simulate_system.rb
@@ -32,14 +32,14 @@ module Homebrew
       end
 
       sig { returns(T::Boolean) }
-      def treat_as_macos?
+      def simulating_or_running_on_macos?
         return OS.mac? if @os.blank?
 
         [:macos, *MacOSVersions::SYMBOLS.keys].include?(@os)
       end
 
       sig { returns(T::Boolean) }
-      def treat_as_linux?
+      def simulating_or_running_on_linux?
         return OS.linux? if @os.blank?
 
         @os == :linux
diff --git a/Library/Homebrew/software_spec.rb b/Library/Homebrew/software_spec.rb
index 14825ce168..30e9856d83 100644
--- a/Library/Homebrew/software_spec.rb
+++ b/Library/Homebrew/software_spec.rb
@@ -174,7 +174,7 @@ class SoftwareSpec
     return if Homebrew::EnvConfig.simulate_macos_on_linux? && !bounds.key?(:since)
 
     # macOS new enough for dependency to not be required.
-    if Homebrew::SimulateSystem.treat_as_macos?
+    if Homebrew::SimulateSystem.simulating_or_running_on_macos?
       current_os = MacOS::Version.from_symbol(Homebrew::SimulateSystem.current_os)
       since_os = MacOS::Version.from_symbol(bounds[:since]) if bounds.key?(:since)
       return if current_os >= since_os
diff --git a/Library/Homebrew/test/simulate_system_spec.rb b/Library/Homebrew/test/simulate_system_spec.rb
index 9994b71fea..0b72700d9f 100644
--- a/Library/Homebrew/test/simulate_system_spec.rb
+++ b/Library/Homebrew/test/simulate_system_spec.rb
@@ -8,63 +8,63 @@ describe Homebrew::SimulateSystem do
     described_class.clear
   end
 
-  describe "::treat_as_macos?" do
+  describe "::simulating_or_running_on_macos?" do
     it "returns true on macOS", :needs_macos do
       described_class.clear
-      expect(described_class.treat_as_macos?).to be true
+      expect(described_class.simulating_or_running_on_macos?).to be true
     end
 
     it "returns false on Linux", :needs_linux do
       described_class.clear
-      expect(described_class.treat_as_macos?).to be false
+      expect(described_class.simulating_or_running_on_macos?).to be false
     end
 
     it "returns false on macOS when simulating Linux", :needs_macos do
       described_class.clear
       described_class.os = :linux
-      expect(described_class.treat_as_macos?).to be false
+      expect(described_class.simulating_or_running_on_macos?).to be false
     end
 
     it "returns true on Linux when simulating a generic macOS version", :needs_linux do
       described_class.clear
       described_class.os = :macos
-      expect(described_class.treat_as_macos?).to be true
+      expect(described_class.simulating_or_running_on_macos?).to be true
     end
 
     it "returns true on Linux when simulating a specific macOS version", :needs_linux do
       described_class.clear
       described_class.os = :monterey
-      expect(described_class.treat_as_macos?).to be true
+      expect(described_class.simulating_or_running_on_macos?).to be true
     end
   end
 
-  describe "::treat_as_linux?" do
+  describe "::simulating_or_running_on_linux?" do
     it "returns true on Linux", :needs_linux do
       described_class.clear
-      expect(described_class.treat_as_linux?).to be true
+      expect(described_class.simulating_or_running_on_linux?).to be true
     end
 
     it "returns false on macOS", :needs_macos do
       described_class.clear
-      expect(described_class.treat_as_linux?).to be false
+      expect(described_class.simulating_or_running_on_linux?).to be false
     end
 
     it "returns true on macOS when simulating Linux", :needs_macos do
       described_class.clear
       described_class.os = :linux
-      expect(described_class.treat_as_linux?).to be true
+      expect(described_class.simulating_or_running_on_linux?).to be true
     end
 
     it "returns false on Linux when simulating a generic macOS version", :needs_linux do
       described_class.clear
       described_class.os = :macos
-      expect(described_class.treat_as_linux?).to be false
+      expect(described_class.simulating_or_running_on_linux?).to be false
     end
 
     it "returns false on Linux when simulating a specific macOS version", :needs_linux do
       described_class.clear
       described_class.os = :monterey
-      expect(described_class.treat_as_linux?).to be false
+      expect(described_class.simulating_or_running_on_linux?).to be false
     end
   end