16-letter words containing a, d, r, i, f
- documentary film — factual, informative film
- dolce far niente — pleasing inactivity.
- dorothy canfield — Dorothy, Fisher, Dorothy Canfield.
- drag coefficient — a measure of the drag of an object in a moving fluid, esp air
- drift transistor — a transistor in which the impurity concentration in the base increases from the collector-base junction to the emitter-base junction, producing a resistivity gradient that greatly increases its high-frequency response
- drug trafficking — smuggling illegal drugs
- embroidery frame — a frame in the form of a pair of (usually circular) rings, designed to keep the fabric taut while an embroiderer works on it
- faintheartedness — The quality or state of being fainthearted.
- fair to middling — free from bias, dishonesty, or injustice: a fair decision; a fair judge.
- fair-trade price — the price set for a commodity by the Fairtrade Foundation
- farquhar islands — an island group in the Indian Ocean: administratively part of the Seychelles
- fashion designer — creator of clothing designs
- fashion industry — the industry that deals with the world of fashion
- federal district — a district in which the national government of a country is located, especially one in Latin America.
- federal register — a bulletin, published daily by the U.S. federal government, containing the schedule of hearings before Congressional and federal agency committees, together with orders, proclamations, etc., released by the executive branch of the government.
- federalist party — a political group that favored the adoption by the states of the Constitution.
- federation wheat — an early-maturing drought-resistant variety of wheat developed by William Farrar in 1902
- feel constrained — If you feel constrained to do something, you feel that you must do it, even though you would prefer not to.
- feira de santana — a city in BahÍa state, E Brazil.
- ferdinand marcos — Ferdinand E(dralin) [ed-ruh-lin] /ˈɛd rə lɪn/ (Show IPA), 1917–1989, Philippine political leader: president 1965–86.
- ferricyanic acid — a brown, crystalline, unstable, water-soluble solid, H 3 Fe(CN) 6 , obtained by the interaction of a ferricyanide and an acid.
- ferrocyanic acid — a white, crystalline, unstable, water-soluble solid, H 4 Fe(CN) 6 , obtained by the interaction of a ferrocyanide and an acid.
- fielding average — a measure of the fielding ability of a player, obtained by dividing the number of put-outs and assists by the number of put-outs, assists, and errors and carrying out the result to three decimal places. A player with ten errors in 600 chances has a fielding average of .984.
- finance director — financial manager
- find favour with — to be approved of by someone
- firework display — a public event at which fireworks are set alight
- first derivative — the derivative of a function: Velocity is the first derivative of distance with respect to time.
- first-aid worker — someone who is trained to give immediate medical help in an emergency
- fisherman's bend — a knot made by taking a round turn on the object to which the rope is to be fastened, passing the end of the rope around the standing part and under the round turn, and securing the end.
- flight indicator — artificial horizon (def 3).
- floridean starch — the storage polysaccharide of red algae.
- food intolerance — an intolerance of a specific type of food, causing an adverse reaction
- food irradiation — the exposure of food to electromagnetic radiation to kill bacteria and retard deterioration
- fool around with — have casual sex
- for the duration — If you say that something will happen for the duration, you mean that it will happen for as long as a particular situation continues.
- forbid the banns — to raise an objection to a marriage announced in this way
- forced vibration — Forced vibration is a type of vibration in which a force is repeatedly applied to a mechanical system.
- fore and aft rig — a sail set in a line from one end the other of a vessel rather than in a square
- fore-and-aft rig — a rig in which the principal sails are fore-and-aft.
- forward analysis — An analysis which determines properties of the output of a program from properties of the inputs.
- forward chaining — A data-driven technique used in constructing goals or reaching inferences derived from a set of facts. Forward chaining is the basis of production systems. Oppose backward chaining.
- forward delivery — delivery at a future date.
- forward planning — business: making future provisions
- forward-thinking — planning or tending to plan for the future; forward-looking.
- forwarding agent — freight forwarder.
- four-deal bridge — a version of bridge in which four hands only are played, the players then cutting for new partners
- four-dimensional — of a space having points, or a set having elements, which require four coordinates for their unique determination.
- four-masted brig — jackass bark (def 2).
- fraises des bois — wild strawberries
- francis townsend — Francis Everett, 1867–1960, U.S. physician and proposer of the Townsend plan.