Definition of "appurtenance"

Indeed, that was as it should be; for she was only an appurtenance of my mattress, or self-acting bedstead on four castors.

1879, Robert Louis Stevenson, “[Velay.] .”, in Travels with a Donkey in the Cévennes, 1st American edition, Boston, Mass.: Roberts Brothers, page 17

The youngsters, not immediately within sight, seemed rather bright and desirable appurtenances than otherwise; the incidents of daily life were not without humorousness and jollity in their aspect there.

1891, Thomas Hardy, Tess of the d’Urbervilles: A Pure Woman Faithfully Presented […], volume I, London: James R[ipley] Osgood, McIlvaine and Co., […], phase the first (The Maiden), page 36

Araminta, come I'll talk ſeriouſly to you now, could you but ſee vvith my Eyes the buffoonry of one Scene of Addreſs, a Lover, ſet out with all his Equipage and Appurtenances; […]

1693, [William] Congreve, The Old Batchelour, a Comedy. […], 2nd edition, London: […] Peter Buck, […], Act II, scene ii, page 14

In the case of the urban consumer of nature writing, of course, the mud is to be hosed off one's mental Range Rover immediately one lifts one's eyes from the page and gives silent thanks for the civilised appurtenances of hot yoga and flat whites.

2013 July 6, Steven Poole, “Is our love of nature writing bourgeois escapism?”, in The Guardian‎

These “millennials” are, without a doubt, the most narcissistic and hopeless cohort I have witnessed in my 35 long years on this stationary planet. Consider, first, their absurd sartorial appurtenances, such as leggings sewn with skinny girths.

2014 August 2, Teddy Wayne, “A Parchment on Millennials”, in The New York Times‎

It is well settled that a water right may pass with land as an appurtenance thereto, or as a parcel thereof.

1908, Samuel Charles Wiel, Water Rights in the Western States, page 340

Also I will that anon after the said nine years after my decease determined that my said feoffees make estate of all the said manors, lands and tenements with the appurtenance to my next heir and to the heirs of his body lawfully begotten.

2019, Michèle Schindler, Lovell our Dogge

Thus, these two characteristics — appurtenance and the lack of need for any act of acquisition - go together and depend upon each other; one is merely looking at different facets of the same thing.

1970, United States. Congress. Senate. Interior and Insular Affairs, Outer Continental Shelf, page 275

A second father is Kurt Koffka for his principle of appurtenance that he expanded from motions to colors.

2005, Jaan Valsiner, Heinz Werner and Developmental Science, page 262