“Essentialia. This term, applied to a contract, or right, or other subject of law, signifies those things which are essential to the very being of the contract or right, as such, and any alteration in which would make the contract or right resolve into one of another kind.” William Bell, Bell’s Dictionary and Digest of the Law of Scotland 406 (George Watson ed., 7th ed. 1890).
essentialia
essentialia (e-sen-shee-ay-lee-[schwa]). [Law Latin “essentials”] Scots law. Terms or qualities essential to the existence of a particular right or contract. Cf. ACCIDENTALIA.