Webster's Dictionary, 1913

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Aplotomy noun [ Greek ... simple + ... a cutting.] (Surg.) Simple incision. Dunglison.

Aplustre noun [ Latin , from Greek ....] (Rom. Antiq.) An ornamental appendage of wood at the ship's stern, usually spreading like a fan and curved like a bird's feather. Audsley.

Aplysia noun [ Greek ... a dirty sponge, from ... unwashed; 'a priv. + ... to wash.] (Zoology) A genus of marine mollusks of the order Tectibranchiata ; the sea hare. Some of the species when disturbed throw out a deep purple liquor, which colors the water to some distance. See Illust. in Appendix.

Apnœa noun [ New Latin , from Greek 'a priv. + ..., ..., breath, ... to breathe, blow.] (Medicine) Partial privation or suspension of breath; suffocation.

Apneumatic adjective [ Greek ... not blown through.] (Medicine) Devoid of air; free from air; as, an apneumatic lung; also, effected by or with exclusion of air; as, an apneumatic operation.

Apneumona noun plural [ New Latin , from Greek 'a priv. + ..., ..., a lung.] (Zoology) An order of holothurians in which the internal respiratory organs are wanting; -- called also Apoda or Apodes .

Apo [ Greek .... See Ab- .] A prefix from a Greek preposition. It usually signifies from , away from , off , or asunder , separate ; as, in apo cope (a cutting off ), apo state, apo stle (one sent away ), apo carpous.

Apocalypse noun [ Latin apocalypsis , Greek ..., from ... to uncover, to disclose; ... from + ... to cover, conceal: confer French apocalypse .]
1. The revelation delivered to St. John, in the isle of Patmos, near the close of the first century, forming the last book of the New Testament.

2. Anything viewed as a revelation; a disclosure.

The new apocalypse of Nature.
Carlyle.

Apocalypse noun (Eccl.) One of a numerous class of writings proceeding from Jewish authors between 250 b. c. and 150 a.d. , and designed to propagate the Jewish faith or to cheer the hearts of the Jewish people with the promise of deliverance and glory; or proceeding from Christian authors of the opening centuries and designed to portray the future.

Apocalyptic (ȧ*pŏk`ȧ*lĭp"tĭk), A*poc`a*lyp"tist noun The writer of the Apocalypse.

Apocalyptic, Apocalyptical adjective [ Greek ....] Of or pertaining to a revelation, or, specifically, to the Revelation of St. John; containing, or of the nature of, a prophetic revelation.

Apocalyptic number , the number 666, mentioned in Rev. xiii. 18. It has been variously interpreted.

Apocalyptically adverb By revelation; in an apocalyptic manner.

Apocarpous adjective [ Prefix apo- + Greek karpo`s fruit.] (Botany) Either entirely or partially separate, as the carpels of a compound pistil; -- opposed to syncarpous . Lindley.

Apochromatic adjective [ Prefix apo- + chromatic .] (Optics) Free from chromatic and spherical aberration; -- said esp. of a lens in which rays of three or more colors are brought to the same focus, the degree of achromatism thus obtained being more complete than where two rays only are thus focused, as in the ordinary achromatic objective. -- Ap`o*chro"ma*tism noun

Apocodeine noun [ Prefix apo- + codeine .] (Chemistry) An alkaloid, ..., prepared from codeine. In its effects it resembles apomorphine.

Apocopate transitive verb [ Late Latin apocopatus , past participle of apocopare to cut off, from Latin apocore . See Apocope .] (Gram.) To cut off or drop; as, to apocopate a word, or the last letter, syllable, or part of a word.

Apocopate, Apocopated adjective Shortened by apocope; as, an apocopate form.

Apocopation noun Shortening by apocope; the state of being apocopated.

Apocope noun [ Latin , from Greek ... a cutting off, from ... to cut off; ... from + ... to cut.]
1. The cutting off, or omission, of the last letter, syllable, or part of a word.

2. (Medicine) A cutting off; abscission.

Apocrisiary Ap`o*cris`i*a"ri*us noun [ Latin apocrisiarius , apocrisarius , from Greek ... answer, from ... to answer; ... from + ... to separate.] (Eccl.) A delegate or deputy; especially, the pope's nuncio or legate at Constantinople.

Apocrustic adjective [ Greek ... able to drive off, from ... to drive off.] (Medicine) Astringent and repellent. -- noun An apocrustic medicine.

Apocrypha noun plural , but often used as sing . with plural Apocryphas [ Latin apocryphus apocryphal, Greek ... hidden, spurious, from ... to hide; ... from + ... to hide.]
1. Something, as a writing, that is of doubtful authorship or authority; -- formerly used also adjectively. [ Obsolete] Locke.

2. Specif.: Certain writings which are received by some Christians as an authentic part of the Holy Scriptures, but are rejected by others.

» Fourteen such writings, or books, formed part of the Septuagint, but not of the Hebrew canon recognized by the Jews of Palestine. The Council of Trent included all but three of these in the canon of inspired books having equal authority. The German and English Reformers grouped them in their Bibles under the title Apocrypha , as not having dogmatic authority, but being profitable for instruction. The Apocrypha is now commonly ...mitted from the King James's Bible.

Apocryphal adjective
1. Pertaining to the Apocrypha.

2. Not canonical. Hence: Of doubtful authority; equivocal; mythic; fictitious; spurious; false.

The passages . . . are, however, in part from apocryphal or fictitious works.
Sir G. C. Lewis.

Apocryphalist noun One who believes in, or defends, the Apocrypha. [ R.]

Apocryphally adverb In an apocryphal manner; mythically; not indisputably.

Apocryphalness noun The quality or state of being apocryphal; doubtfulness of credit or genuineness.

Apocynaceous, Apocyneous adjective [ Greek ... dogbane; ... from + ... dog.] (Botany) Belonging to, or resembling, a family of plants, of which the dogbane ( Apocynum ) is the type.

Apocynin noun [ From Apocynum , the generic name of dogbane.] (Chemistry) A bitter principle obtained from the dogbane ( Apocynum cannabinum ).

Apod, Apodal adjective [ See Apod , noun ]
1. Without feet; footless.

2. (Zoology) Destitute of the ventral fin, as the eels.

Apod, Apode noun ; plural Apods or Apodes [ Greek ..., ..., footless; 'a priv. + ..., ..., foot.] (Zoology) One of certain animals that have no feet or footlike organs; esp. one of certain fabulous birds which were said to have no feet.

» The bird of paradise formerly had the name Paradisea apoda , being supposed to have no feet, as these were wanting in the specimens first obtained from the East Indies.

Apoda noun plural [ New Latin , from Greek ..., .... See Apod , noun ] (Zoology) (a) A group of cirripeds, destitute of footlike organs. (b) An order of Amphibia without feet. See Ophiomorpha . (c) A group of worms without appendages, as the leech.

Apodan adjective (Zoology) Apodal.

Apodeictic, Apodictic Ap`o*deic"tic*al Ap`o*dic"tic*al adjective [ Latin apodicticus , Greek ..., from ... to point out, to show by argument; ... from + ... to show.] Self-evident; intuitively true; evident beyond contradiction. Brougham. Sir Wm. Hamilton.

Apodeictically, Apodictically adverb So as to be evident beyond contradiction.

Apodeme noun [ Prefix apo- + Greek ... body.] (Zoology) One of the processes of the shell which project inwards and unite with one another, in the thorax of many Crustacea.

Apodes noun plural [ New Latin , masc. plural See Apoda .] (Zoology) (a) An order of fishes without ventral fins, including the eels. (b) A group of holothurians destitute of suckers. See Apneumona .

Apodictic adjective Same as Apodeictic .

Apodixis noun [ Latin , from Greek ..., from ....] Full demonstration.

Apodosis noun [ Latin , from Greek ..., from ... to give back; ... from, back again + ... to give.] (Gram.) The consequent clause or conclusion in a conditional sentence, expressing the result , and thus distinguished from the protasis or clause which expresses a condition . Thus, in the sentence, "Though he slay me, yet will I trust in him," the former clause is the protasis , and the latter the apodosis .

» Some grammarians extend the terms protasis and apodosis to the introductory clause and the concluding clause, even when the sentence is not conditional.

Apodous adjective (Zoology) Apodal; apod.

Apodyterium noun [ Latin , from Greek ..., from ... to strip one's self.] (Anc. Arch.) The apartment at the entrance of the baths, or in the palestra, where one stripped; a dressing room.

Apogaic adjective [ Greek ... far from the earth.] Apogean.

Apogamic adjective Relating to apogamy.

Apogamy noun [ Prefix apo- + Greek ... marriage.] (Botany) The formation of a bud in place of a fertilized ovule or oöspore. De Bary.

Apogeal adjective (Astron.) Apogean.

Apogean adjective Connected with the apogee; as, apogean (neap) tides, which occur when the moon has passed her apogee.

Apogee noun [ Greek ... from the earth; ... from + ..., ..., earth: confer French apogée .]
1. (Astron.) That point in the orbit of the moon which is at the greatest distance from the earth.

» Formerly, on the hypothesis that the earth is in the center of the system, this name was given to that point in the orbit of the sun, or of a planet, which was supposed to be at the greatest distance from the earth.

2. Fig.: The farthest or highest point; culmination.

Apogeotropic adjective [ Prefix apo- + Greek ... earth + ... turning.] (Botany) Bending away from the ground; -- said of leaves, etc. Darwin.

Apogeotropism noun The apogeotropic tendency of some leaves, and other parts.

Apograph noun [ Greek ...; ... from + ... to write: confer French apographe .] A copy or transcript. Blount.