constancy   (Sound)

The constancy has 3 Senses.

• stability, constancy
• 不易, 安定性, 恒常, 恒心, 操守
• the quality of being enduring and free from change or variation; "early mariners relied on the constancy of the trade winds"
• 耐久性があり、変化や変動のない性質

• constancy, perceptual constancy
• 恒常性
• (psychology) the tendency for perceived objects to give rise to very similar perceptual experiences in spite of wide variations in the conditions of observation
• 観測の状態が多様であるにもかかわらず、認識された物体が、とてもよく似た知覚体験をもたらすという傾向

• constancy
• faithfulness and dependability in personal attachments (especially sexual fidelity)
• 個人的な愛情において忠実で信頼できる（とくに性的な信頼）