23-letter words containing f, i, l, a, r, d
- relativity of knowledge — the theory that all knowledge is relative to the mind, or that things can be known only through their effects on the mind, and that consequently there can be no knowledge of reality as it is in itself
- right, left, and centre — on all sides; from every direction
- software developers kit — (jargon, product) (SDK, or "Software Development Kit") Software provided by a software vendor to allow their products to be used with those of other software vendors.
- split-fingered fastball — a pitch, similar to the forkball but thrown with the same arm speed as a fastball, that drops suddenly as it nears the batter.
- straight bill of lading — a bill of lading that is issued to a specified consignee for the delivery of the goods and that cannot be endorsed to another party.
- the kingdom of lorraine — an early medieval kingdom on the Meuse, Moselle, and Rhine rivers: later a duchy
- track and field athlete — a sportsperson who participates in events that involve running, sprinting, throwing, jumping and walking
- transcendental function — a function that is not an algebraic function.
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- united states of brazil — former official name of Brazil.
- urea-formaldehyde resin — any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.