open letter
         n 1: a letter of protest; addressed to one person but intended
               for the general public

English Dictionary: offenlegen	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
openly adv in an open way; "he openly flaunted his affection for his sister"
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Open \O"pen\, a. [AS. open; akin to D. open, OS. opan, G. offan,       Icel. opinn, Sw. [94]ppen, Dan. aaben, and perh. to E. up.       Cf. {Up}, and {Ope}.]       1. Free of access; not shut up; not closed; affording             unobstructed ingress or egress; not impeding or preventing             passage; not locked up or covered over; -- applied to             passageways; as, an open door, window, road, etc.; also,             to inclosed structures or objects; as, open houses, boxes,             baskets, bottles, etc.; also, to means of communication or             approach by water or land; as, an open harbor or             roadstead.                         Through the gate, Wide open and unquarded, Satan                      passed.                                             --Milton          Note: Also, figuratively, used of the ways of communication                of the mind, as by the senses; ready to hear, see,                etc.; as, to keep one's eyes and ears open.                            His ears are open unto their cry.   --Ps. xxxiv.                                                                               15.          2. Free to be used, enjoyed, visited, or the like; not             private; public; unrestricted in use; as, an open library,             museum, court, or other assembly; liable to the approach,             trespass, or attack of any one; unprotected; exposed.                         If Demetrius . . . have a matter against any man,                      the law is open and there are deputies. --Acts xix.                                                                               33.                         The service that I truly did his life, Hath left me                      open to all injuries.                        --Shak.          3. Free or cleared of obstruction to progress or to view;             accessible; as, an open tract; the open sea.          4. Not drawn together, closed, or contracted; extended;             expanded; as, an open hand; open arms; an open flower; an             open prospect.                         Each, with open arms, embraced her chosen knight.                                                                               --Dryden.          5. Hence:             (a) Without reserve or false pretense; sincere;                   characterized by sincerity; unfeigned; frank; also,                   generous; liberal; bounteous; -- applied to personal                   appearance, or character, and to the expression of                   thought and feeling, etc.                               With aspect open, shall erect his head. --Pope.                               The Moor is of a free and open nature. --Shak.                               The French are always open, familiar, and                            talkative.                                    --Addison.             (b) Not concealed or secret; not hidden or disguised;                   exposed to view or to knowledge; revealed; apparent;                   as, open schemes or plans; open shame or guilt.                               His thefts are too open.               --Shak.                               That I may find him, and with secret gaze Or                            open admiration him behold.         --Milton.          6. Not of a quality to prevent communication, as by closing             water ways, blocking roads, etc.; hence, not frosty or             inclement; mild; -- used of the weather or the climate;             as, an open season; an open winter. --Bacon.          7. Not settled or adjusted; not decided or determined; not             closed or withdrawn from consideration; as, an open             account; an open question; to keep an offer or opportunity             open.          8. Free; disengaged; unappropriated; as, to keep a day open             for any purpose; to be open for an engagement.          9. (Phon.)             (a) Uttered with a relatively wide opening of the                   articulating organs; -- said of vowels; as, the [84]n                   f[84]r is open as compared with the [be] in s[be]y.             (b) Uttered, as a consonant, with the oral passage simply                   narrowed without closure, as in uttering s.          10. (Mus.)             (a) Not closed or stopped with the finger; -- said of the                   string of an instrument, as of a violin, when it is                   allowed to vibrate throughout its whole length.             (b) Produced by an open string; as, an open tone.          {The open air}, the air out of doors.          {Open chain}. (Chem.) See {Closed chain}, under {Chain}.          {Open circuit} (Elec.), a conducting circuit which is             incomplete, or interrupted at some point; -- opposed to an             uninterrupted, or {closed circuit}.          {Open communion}, communion in the Lord's supper not             restricted to persons who have been baptized by immersion.             Cf. {Close communion}, under {Close}, a.          {Open diapason} (Mus.), a certain stop in an organ, in which             the pipes or tubes are formed like the mouthpiece of a             flageolet at the end where the wind enters, and are open             at the other end.          {Open flank} (Fort.), the part of the flank covered by the             orillon.          {Open-front furnace} (Metal.), a blast furnace having a             forehearth.          {Open harmony} (Mus.), harmony the tones of which are widely             dispersed, or separated by wide intervals.          {Open hawse} (Naut.), a hawse in which the cables are             parallel or slightly divergent. Cf. {Foul hawse}, under             {Hawse}.          {Open hearth} (Metal.), the shallow hearth of a reverberatory             furnace.          {Open-hearth furnace}, a reverberatory furnace; esp., a kind             of reverberatory furnace in which the fuel is gas, used in             manufacturing steel.          {Open-hearth process} (Steel Manuf.), a process by which             melted cast iron is converted into steel by the addition             of wrought iron, or iron ore and manganese, and by             exposure to heat in an open-hearth furnace; -- also called             the {Siemens-Martin process}, from the inventors.          {Open-hearth steel}, steel made by an open-hearth process; --             also called {Siemens-Martin steel}.          {Open newel}. (Arch.) See {Hollow newel}, under {Hollow}.          {Open pipe} (Mus.), a pipe open at the top. It has a pitch             about an octave higher than a closed pipe of the same             length.          {Open-timber roof} (Arch.), a roof of which the             constructional parts, together with the under side of the             covering, or its lining, are treated ornamentally, and             left to form the ceiling of an apartment below, as in a             church, a public hall, and the like.          {Open vowel} [or] {consonant}. See {Open}, a., 9.          Note: Open is used in many compounds, most of which are                self-explaining; as, open-breasted, open-minded.          Syn: Unclosed; uncovered; unprotected; exposed; plain;                apparent; obvious; evident; public; unreserved; frank;                sincere; undissembling; artless. See {Candid}, and                {Ingenuous}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Openly \O"pen*ly\, adv. [AS. openlice.]       1. In an open manner; publicly; not in private; without             secrecy.                         How grossly and openly do many of us contradict the                      precepts of the gospel by our ungodliness!                                                                               --Tillotson.          2. Without reserve or disguise; plainly; evidently.                         My love . . . shall show itself more openly. --Shak.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Opianyl \O"pi*a*nyl\, n. [Opianic + -yl.] (Chem.)       Same as {Meconin}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Opinlate \O*pin"late\, v. t.       To hold or maintain persistently. [Obs.] --Barrow.
From The Free On-line Dictionary of Computing (15Feb98) [foldoc]:
Open Look          A {graphical user interface} and {window       manager} from {Sun} and {AT&T}.          {Usenet} newsgroup: {news:comp.graphics.openlook}.          (1995-06-11)