omphalitis 
omphalitis(om-fa-li'tis), n. [NL., < 
themwl. + -Hi".} luiiiillinl., inflammation of 
the umbilicus. 
omphalocele (om'fa-lo-sel), . [< Or. b/t+aMs, 
tlie navel, + //./, tumor.] In patliol., a rup- 
ture at the navel ; umbilical hernia. 
omphalode (om'fa-lod), . [= F. omphalode, < 
Cir. off<t>a'/,M>K, con'tr. of o//0a/oe%, like the na- 
vel: see omfihnloid.1 1. The omphalos, umbil- 
icus, or navel. 2. In hut., same as OfNptafe- 
(I in in. 
Omphalodes (om-fa-16'dez), . [NL. (Moenoh, 
1794), so called from the shape of the seed ; < 
Gr. ofi^a'AoeuVK, like the navel: see omphaloid.] 
A genus of dicotyledonous plants of the gamo- 
petalous order Boraglncce, the tribe Boragea, 
and the subtribe Cynoglosseai, known by the 
depressed, divergent, puckered, or bladdery 
nutlets. There are about 15 species, natives of Europe, 
Asia, and northern Africa. They are weak annual or pe- 
rennial herbs, with long-stalked radical leaves and loose 
racemes of white or blue flowers. See navelwort, 2, HU- 
eyed Mary (under Hue-eyed), and creeping foryet-me-not 
(under forget-me-not). 
4108 
omphalodic (om-fa-lod'ik), a 
-jc.] Omphalic; umbilical. 
The Pythian Apollo, seated on the Omphalos ornamented with Fillets. 
(From a Greek red-figured vase.) 
ompok (om ' pok), . [Native name.] A silu- 
[< omphalode + " ro {(ffisn, Callichrous Umaculatm, of Java, Su- 
matra, and Borneo, of an elongated form, with 
dia (-a). [NL., < Gr. o/ajaMtiiK, like the navel: 
see oinphalode.} In bot., a mark on the hilum 
of a seed through which vessels pass to the cha- 
laza or raphe. Gray. 
omphalodium(om-fa-16'di-um),.; -pl.omphalo- t jj e eye behind and partly below the cleft of 
r x n. A..AI/.A, i;vo ti, Q o^ i the mouthj four bar b e i gi a V ery short dorsal fin, 
and no adipose fin. It is marked by a blackish 
blotch on each side above the pectoral and re- 
mote from the head. 
1829), < 
enus of tiger- 
lytra nar- 
sembling the navel. rowly inflexed, the thorax distinctly margined, 
omphalomancy (om'fa-lo-man-si), n. [< Gr. all( j ttie lagt two j ; n t s o f the maxillary palpi 
o/a^aUf, the navel, + nmrOa, divination.] Diyi- BU bequal. It is ftllied to Amblychtta, and is found on 
nation by means of the number of knots in the the Pacific coast of the United States. Nine species are 
navel-string of a child a fancied indication known. 
as to how many more children its mother will on 1 (on), prep, and adv. [< ME. on, also an (rare 
have. Dimglison. except in comp., and in the earliest ME.), also 
omphalomesaraic (om"fa-16-mes-a-ra'ik), a. reduced a, o (see a 3 , o s ), < AS. on, rarely an = 
[< Gr. o/^a/Wf, the navel, + fieaaptuov, the mes- OS. an = OFries. an = MD. aen, D. aan = MLG. 
~ LG. an = OHG. ana, MHG. ane, an, G. an = 
Icel. a = Sw. a = ODan. aa (in Dan. paa for 
"un-aa = E. un-on) = Goth, ana, on, upon, = 
a* > , 1T >mi ptp CSPP nnn-} ORiilff na 
"va, up, upon, etc (S na ), 
= Russ. na = Ir. ana, ann, an = Skt. anu, along, 
over, toward, on, in; closely related to in (= 
Gr. ev, etc.): see iw 1 , in 2 . Of. on- 1 . The word 
had in AS. a wider use than in E., being to a 
great extent commonly used for both 'on' and 
'in.' Hence, in comp., upon and onto 2 .] I.prep. 
1. As used of place or position with regard to 
the upper and external part of something: (o) 
In a position above and in contact with : used before a 
word of place indicating a thing upon which another thing 
rests, or is made to rest : as, the book on the table ; the 
stamp on a coin ; moonlight on a lake. 
Whan he com be-fore the castell yate he stynte, and 
saugh the squyres a-bove on the walles. 
Merlin (E. E. T. 3.), ii. 296. 
I looked, and behold a pale horse: and his name that 
sat on him was Death. Rev. vi. 8. 
Sigh no more, ladies, sigh no more, 
Men were deceivers ever ; 
One foot in sea, and one on shore ; 
To one thing constant never. 
Shale., Much Ado, ii. 3. 66. 
He sat quietly, in a summer's evening, on a bank a-flsh- 
ing. /. Walton, Complete Angler, p. 53. 
Deep on the convent-roof the snows 
Are sparkling to the moon. 
Tennyson, St. Agnes' Eve. 
entery: see mcsaraic.] In embryol., pertaining 
to the navel and the mesentery. The term is ap- 
plied to the first developed blood-vessels, which pass from 
the umbilical vesicle through the umbilicus into the body 
of the embryo, and are both venous and arterial, the for- 
mer bringing blood from the vesicle, the latter carrying 
blood to the vesicle. Also omphalomeseraic. Hwxley, 
Anat. Vert., p. 82. See cuts under embryo and protoverte- 
bra. 
omphalomesenteric (om"fa-16-mez-en-ter'ik), 
a. [< Gr. o/i^a/.df, the navel, + fteasvrtptav. the 
mesentery: see meseitteric.] Same as omphalo- 
mesaraic. 
omphalophlebitis (om"fa-lo-fle-bi'tis), w. 
[NL., < Gr. bfapaUf, the navel, '+ -tji/.ty (<j>Atfi-), a 
vein, + -itis. Cf. phlebitis.] Inflammation of 
the umbilical vein. 
Omphalppsychite, Omphalopsychos (om"fa- 
lop-si'kit, -kos), n. [< Gr. b^a^of, the navel, -r 
tyuxfii soul, spirit.] One of a body of monks who 
believed that deep contemplation of the navel 
induced communion with God : same as Hesy- 
chast. 
omphaloptert (om-fa-lop'ter), n. [< Gr. bjifya- 
Uf, the navel. + mriip, a viewer, one who 
looks, < V" r i see: see optic.] An optical glass 
that is convex on both sides ; a double-convex 
lens. 
omphaloptict (om-fa-lop'tik), n. [< Gr. bptyahw;, 
the navel, + curmof , of seeing : see optic.'] Same 
as omphalonter. 
omphalorrhagia (om"fa-lo-ra'ji-a), n. [NL., < 
Gr. o^u^aAof , the navel, 4- -pay/a, < pqyvvvat, break, 
burst.] Hemorrhage from the navel, particu- 
larly in new-born children. Dunglison. 
omphalos (om'fa-los), n. [LL., < Gr. o/^aAof, 
the navel, = ~L"*itmbilns, in derived adj. form 
as a noun, umbilicus, the navel : see navel, um- 
bilicus.] 1. The navel or umbilicus. 2. In 
Or. archatol. : (a) A central boss, as on a shield, 
a bowl, etc. (6) A sacred stone in the temple 
(b) In such a position as to be supported, upheld, or borne 
by ; with the support of ; by means of : as, to go on wheels, 
on runners, or on all fours ; to hang on a nail. 
On these two commandments hang all the law and the 
prophets. Mat. xxii. 40. 
My sire denied in vain : on foot I fled 
Amidst our chariots ; for the goddess led. 
Pope, Iliad, xi. 856. 
My joy was in the wilderness, ... to plunge 
Into the torrent, and to roll along 
On the swift whirl of the new breaking wave. 
Byron, Manfred, ii. 2. 
wv i, cu^. \f/ ** ov;it;vA ouwiio ii i n< iduuio uyivit, juauu \y, n. . 
of Apollo at Delphi, believed by the Greeks to (c) Noting the goal or terminal point to which some mo- 
mark the "navel" or exact center-point of the 
earth. Extant representations show it as a stone of a 
conical shape, often covered with a kind of network 
called agrenon, similar in character to the sacred garment 
so called, or wreathed with votive fillets. The Delphic 
or Pythian Apollo is often represented as seated on the 
omphalos, in his chief sanctuary, and statues have been 
found the feet of which rest on a truncated omphalos. See 
cut in next column. 
omphalotomy (om-fa-lot'o-mi), . [< Gr. b/i- 
tya/mofda, also 'ou^a'/.irrojiia, the cutting of the 
navel-string, < o/^ipaAoTOfior, cutting the navel- 
string, < bfitJMUf, the navel, + repveiv, ra/iftv, 
cut.] In sury., the operation of dividing the 
navel-string. 
omphazite (om'fa-zit), . See ompltaeite. 
tion or action expressed by an intransitive verb is or has 
been directed and in which it rests : as, to dote on her 
child ; to look on his face ; to insist on a settlement ; to re- 
solve on a course of action ; to live on an income ; to dwell 
on a subject. 
"Lewed lorel ! " quod Pieres, "litel lokestow on the Bible, 
On Salomones sawes selden thow biholdest." 
Piers Plowman (B), vil. 137. 
Thy eyes have here on greater glories gazed, 
And not been frighted. 
B. Jonson, Prince Henry's Barriers. 
The foray of old Muley Abul Hassan had touched the 
pride of the Andalusian chivalry, and they determined on 
retaliation. Irving, Granada, p. 83. 
(d) Noting the object to, for, or against which, or by virtue 
or on the strength of which, some action or operation is 
directed, performed, or carried out : as, to spend money on 
on 
finery to have compassion on the poor ; to prove a charge 
on (that is, against) u man ; to bet on one's success ; to 
make war on Russia. 
And the kynge somowned his oste, and suide he wolde 
go with hem on his eninyes. MerKn(E. E. T. S.), i. 94. 
Therefore fasten your car on my advisings. 
Shalt., M. for M., iii. 1. 203. 
Never was it heard in all our Story that Parlament made 
Warr on thir Kings, but on thir Tyrants. 
Milton, Eikonoklastes, xix. 
If it should be proved on him, he is no longer a brother 
of mine. Sheridan, School for Scandal, iv. 3. 
Sir Lancelot went ambassador, at first, 
To fetch her, and ... she took him for the King ; 
So flxt her fancy on him. 
Tennyson, Merlin and Vivien. 
(e) About; concerning; in regard to; on the subject of: 
as, Pope's " Essay on Criticism " ; a sermon on Death ; to 
agree on a plan of operations ; to tell tales on a person. 
Ech man complayned on Gaffray by name. 
Rom. of Partenay (E. E. T. S.), 1. 3435. 
Thow thynkest full lityll on thi moders grete sorowe, 
that this weke for the shall be brente. 
Merlin (E. E. T. S.), i. 18. 
Unstain'd thoughts do seldom dream on evil. 
Shak., Lucrece, 1. 87. 
I had nothing to detain me when I had finished the 
business I went on. Sheridan, The Rivals, ii. 1. 
The silent colony . . . 
Thought on all her evil tyrannies. 
Tennyson, Boadicea. 
(/) Noting the instrument with or by which some action 
is performed : as, to play on the piano ; to swear on the 
Bible. 
I'll be sworn on a book she loves you. 
Shak., M. W. of W., i. 4. 156. 
A large bason of silver gilt, with water in it boiled on 
sweet herbs, being held under the feet of the priest. 
Pococke, Description of the East, II. i. 18. 
Love took up the harp of Life, and smote on all the chords 
with might. Tennyson, Locksley Hall. 
(g) Noting the ground, basis, motive, method, reason, or 
reliance of or for some action : as, 071 certain terms or con- 
ditions ; on a promise of secrecy ; on purpose ; on parol ; 
hence, as used in asseverations and oaths, by : as, 071 the 
word of a gentleman ; on ray honor. 
Hold, or thou hat'st my peace ! give me the dagger ; 
On your obedience and your love, deliver it ! 
Fletcher, Double Marriage, v. 2. 
"For on my word," said Cragievar, 
"He had no good will at me." 
Bonny John Seton (Child's Ballads, VII. 233). 
Warfare was conducted on peculiar principles in Italy. 
Prescott, Ferd. and Isa., ii. 1. 
Admission was to be had only on special invitation of 
the members of the club. 
C. D. Warner, Roundabout Journey, xix. 
(A) In betting, in support of the chances of ; on the side of : 
as, I bet on the red against the black. Hence, to be on, to 
have made a bet or bets ; to be well on, to have laid bets so 
as to stand a good chance of winning. 
2. As used of position with reference to ex- 
ternal surface or to surface in general : (o) In a 
position so as to cover, overlie, or overspread : as, the shoes 
on one's feet ; bread with butter on both sides. 
She saw the casque 
Of Lancelot on the wall. 
Tennyson, Lancelot and Elaine. 
(6) Fastened to or suspended from : as, he wears a seal on 
his watch-chain. 
Nailled hym with thre nailles naked on the rode. 
Fieri Plourman (B), xviii. 51. 
(e) In a position of being attached to or forming part of : 
as, he was on the staff or on the committee. 
You can't have been on the " Morning Chronicle " for no- 
thing. Mayhew, London Labour and London Poor, I. 239. 
3. As used of relative position: (a) In a position 
at, near, or adjacent to: indicating situation or position, 
without implying contact or support: as, on the other side; 
on Broadway; on the coast of Maine; hence, very near to ; 
so as to attain, reach, or arrive at : expressing near ap- 
8 roach or contact : as, to verge on presumption ; to be on 
ie point of yielding. 
And that was at midnight tide, 
The worlde stille on euery side. 
Gower, Conf. Amant., v. 
Now they are almost on him. Shak., .1. C., v. 3. 30. 
Egad, you'll think a hundred times that she is on the 
point of coming in. Sheridan, The Clitic, ii. 2. 
On one side lay the Ocean, and on one 
Lay a great water, and the moon was full. 
Tennyson, Morte d'Arthur. 
(6) In the precise direction of ; exactly conforming to or 
agreeing with: as, on the line; on the bull's eye; on the 
key (in music), (c) To; toward; in the general direction of. 
Philip had with his folke faren on Greece, 
And taken tresure yuongh in townes full riche. 
Altiaunder of Macedoine (E. E. T. S.), 1. 1204. 
On Thursday at night I will charge on the East. 
Capt. John Smith, True Travels, I. 8. 
To ask 
Which way the nearest coast of darkness lies, 
Bordering on light. Milton, P. L., ii. 959. 
Philip's dwelling fronted on the street; 
The latest house to landward. 
Tennyson, Enoch Arden. 
(d) After: with follow. 
Theire fos on horn folowet, fell horn full thiuke. 
Destruction of Troy (E. E. T. S.), 1. 10469. 
