21-letter words containing e, f, l, o

not for love or money — impossible to obtain by any means
of one's own volition — If you do something of your own volition, you do it because you have decided for yourself that you will do it and not because someone else has told you to do it.
of your own free will — out of choice
open telecom platform — (communications, library) (OTP) A set of standard, open source libraries and tools for use with Erlang.
operational amplifier — a high-gain, high-input impedance amplifier, usually an integrated circuit, that can perform mathematical operations when suitably wired.
partial reinforcement — the process of randomly rewarding an organism for making a response on only some of the occasions it makes it
pellitory-of-the-wall — an urticaceous plant, P. diffusa, of the S and W European genus Parietaria, which grows in crevices and has long narrow leaves and small pink flowers
performance appraisal — the assessment, at regular intervals, of an employee's performance at work
peroxydisulfuric acid — persulfuric acid (def 2).
piero della francesca — Piero della [pee-air-oh del-uh;; Italian pye-raw del-lah] /piˈɛər oʊ ˈdɛl ə;; Italian ˈpyɛ rɔ ˈdɛl lɑ/ (Show IPA), (Piero dei Franceschi) c1420–92, Italian painter.
place of articulation — the location at which two speech organs approach or come together in producing a speech sound, as in the contact of the tongue and the teeth to form a dental sound. Also called point of articulation. Compare articulator (def 2).
place of safety order — (in Britain) under the Children and Young Persons Act 1969, an order granted by a justice to a person or agency granting authority to detain a child or young person and take him or her to a place of safety for not more than 28 days, because of the child's actual or likely ill-treatment or neglect, etc
prefect of discipline — a senior master in a Jesuit school or college
professional services — (job) A department of a supplier providing consultancy and programming manpower for the supplier's products.
pseudo-cleft sentence — cleft sentence (def 2).
psychological warfare — the use of propaganda, threats, and other psychological techniques to mislead, intimidate, demoralize, or otherwise influence the thinking or behavior of an opponent.
pull oneself together — to draw or haul toward oneself or itself, in a particular direction, or into a particular position: to pull a sled up a hill.
purple-fringed orchid — either of two orchids, Habenaria fimbriata or H. psycodes, of eastern North America, having a cluster of fragrant purple flowers with a fringed lip.
purple-fringed orchis — either of two North American orchids (Habenaria psycodes and H. fimbriata) with purple-fringed flowers
reconnaissance flight — a flight made by an aircraft in order to obtain military information about a particular place
safe in the knowledge — If you do something safe in the knowledge that something else is the case, you do the first thing confidently because you are sure of the second thing.
sales finance company — a finance company that purchases, at a discount, installment contracts from dealers or that finances retail sales.
scarlet monkey flower — any of various plants belonging to the genus Mimulus, of the figwort family, as M. cardinalis (scarlet monkey flower) having spotted flowers that resemble a face.
school of the soldier — an institution where instruction is given, especially to persons under college age: The children are at school.
self-characterization — portrayal; description: the actor's characterization of a politician.
set the world on fire — the earth or globe, considered as a planet.
silicon tetrafluoride — a colorless, fuming gas, SiF 4 , used chiefly in the manufacture of fluosilicic acid.
skeleton at the feast — a person or event that brings gloom or sadness to an occasion of joy or celebration
sovereign wealth fund — an investment fund created using the financial assets of a national government
spotted alfalfa aphid — a pale yellowish aphid, Therioaphis maculata, of the southern U.S., especially west of the Mississippi River, that is marked with black spots and has fine spines on its back: a pest mainly of alfalfa and some other legumes, as clover.
steer clear of sb/sth — If you steer clear of someone or something, you deliberately avoid them.
stockholder of record — a stockholder or his or her agent whose name is registered on the books of the issuing corporation at the close of a business day set for determining that stockholders shall receive dividends or vote on an issue.
surface of revolution — a surface formed by revolving a plane curve about a given line.
take one's (own) life — to commit suicide
territoire de belfort — a department of E France, now in Franche-Comté region: the only part of Alsace remaining to France after 1871. Capital: Belfort. Pop: 139 383 (2003 est). Area: 608 sq km (237 sq miles)
tetrabromofluorescein — eosin (def 1).
the apple of your eye — If you say that someone is the apple of your eye, you mean that they are very important to you and you are extremely fond of them.
the barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
the battle of britain — from August to October 1940, the prolonged bombing of S England by the German Luftwaffe and the successful resistance by the RAF Fighter Command, which put an end to the German plan of invading Britain
the fall of the cards — the chance distribution of cards in a given deal
the letter of the law — If you say that someone keeps to the letter of the law , you mean that they act according to what is actually written in the law, rather than according to the general principles of it, especially when you disapprove of this.
the middle of nowhere — remote place
the oldest profession — prostitution
the rock of gibraltar — a limestone promontory at the tip of S Spain
the slough of despond — a state of extreme despondency, depression or degradation
thermoelectric effect — the production of an electromotive force in a thermocouple.
to fall into the trap — If someone falls into the trap of doing something, they think or behave in a way which is not wise or sensible.
to feel obliged to do — to feel obligated to do
to fly in the face of — If an action or belief flies in the face of accepted ideas or rules, it seems to completely oppose or contradict them.
to fly off the handle — If you fly off the handle, you suddenly and completely lose your temper.

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