2. 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)(faithfulness and dependability in personal attachments (especially sexual fidelity))
3. 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(the tendency for perceived objects to give rise to very similar perceptual experiences in spite of wide variations in the conditions of observation)
c.1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies[…] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [ActII, sceneii], page 137, column 1:
c.1604–1605 (date written), William Shakespeare, “All’s Well, that Ends Well”, in Mr. William Shakespeares Comedies, Histories, & Tragedies[…] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act I, sceneii], page 232, column 2: