connascence

Noun

connascence (uncountable)

1. (obsolete) The birth of two or more things at the same time; A simultaneous coming into being.
   • In Mrs Craigie I take always an especial interest. She, and dramatist, and I, as dramatic critic, saw the light simultaneously; and our connascence has insired me with a sentimental wish that she should do great things.1900 December, Max., “Two Plays”, in The Saturday Review, page 681
   • […] and as a connascence of date it may be mentioned that he laid Kirby's foundation-stone in 1570.1914 November 6, “Aston Hall, Warwickshire, And John Thorpe, Architect”, in The Building News, page 579
2. The state of being born into the same family, race, or group; a commonality of heritage or birthright.
   • No: had not Esther been involved in the edict against the Jews, by her connascence and her religious profession, Mordecai might have pleaded in vain for her perilous interference.1817, Mary Grafton, Spiritual Gleanings: or select essays, with scripture mottos, page 114
   • Both sprung from Fraud— of common parentage. Yes, they are kin, and may connascence boast,— The Masons gaining what the Jesuits lost.1830, A Citizen of Massachusetts, Free Masonry: a poem in three cantos, page 81
3. (obsolete) The act of growing or developing together.
   • By turns, and occasionally as it were by spontaneous connascence, were reflected on her speaking countenance, as on the clear and smooth surface of a bright mirror, the quick intelligence of a clever woman and the touching simplicity of an unsophisticated child, the vigorous energy of a heroine and...1853, James Henry Skene, Anadol; the Last Home of the Faithful, page 216
   • Wherefore, some animals continue to retain life after being divided: but, nevertheless, will all of them subsist in capacity when they may be one thing, and that which is continuous by nature, but not by force, or by connascence, that is, growth in conjunction with something else; for a thing of...1884, John H. Tr. M’mahon, The Metaphysics Of Aristotle, page 298
4. A relationship between two or more elements of software in which changing one necessitates changing the others in order to maintain overall correctness; a metric for such a relationship.
   • The construct of inheritance–although wildly popular in most object-oriented shops—may sometimes introduce raging connascence.2000, Meilir Page-Jones, Fundamentals of Object-Oriented Design in UML, Addison-Wesley Professional, →ISBN, page 225
   • For example, if two classes in the same component have connascence of meaning, it is less damaging to the code base than if two components have the same form of connascence. Developers must consider strength and locality together.2020, Mark Richards, Neal Ford, Fundamentals of Software Architecture, O'Reilly Media, →ISBN, page 52