ommatidium
         n 1: any of the numerous small cone-shaped eyes that make up the
               compound eyes of some arthropods

English Dictionary: on that	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
on that adv on that; "text and commentary thereon" [syn: thereon, on it, on that]
From WordNet (r) 3.0 (2006) [wn]:
on that point adv in that matter; "I agree with you there" [syn: there, in that respect, on that point]
From WordNet (r) 3.0 (2006) [wn]:
on the dot adv just as it should be; "`Precisely, my lord,' he said" Synonym(s): precisely, exactly, on the nose, on the dot, on the button
From WordNet (r) 3.0 (2006) [wn]:
on the other hand adv (contrastive) from another point of view; "on the other hand, she is too ambitious for her own good"; "then again, she might not go" Synonym(s): on the other hand, then again, but then Antonym(s): on one hand, on the one hand
From WordNet (r) 3.0 (2006) [wn]:
on the table adj able to be negotiated or arranged by compromise; "negotiable demands"; "the proposal is still on the table" Synonym(s): negotiable, on the table
From WordNet (r) 3.0 (2006) [wn]:
Ondaatje n Canadian writer (born in Sri Lanka in 1943) [syn: Ondaatje, Michael Ondaatje, Philip Michael Ondaatje]
From WordNet (r) 3.0 (2006) [wn]:
Ondatra n muskrats Synonym(s): Ondatra, genus Ondatra
From WordNet (r) 3.0 (2006) [wn]:
Ondatra zibethica n beaver-like aquatic rodent of North America with dark glossy brown fur Synonym(s): muskrat, musquash, Ondatra zibethica
From WordNet (r) 3.0 (2006) [wn]:
one at a time adv in single file; "the prisoners came out one by one" [syn: one by one, one after another, one at a time]
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Oint \Oint\, v. t. [imp. & p. p. {Ointed}; p. pr & vb. n.       {Ointing}.] [F. oint, p. p. of oindre, L. ungere. See       {Anoint}, {Ointment}.]       To anoint. [Obs.] --Dryden.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Omit \O*mit"\, v. t. [imp. & p. p. {Omitted}; p. pr. & vb. n.       {Omitting}.] [L. omittere, omissum; ob (see {Ob-} + mittere       to cause to go, let go, send. See {Mission}.]       1. To let go; to leave unmentioned; not to insert or name; to             drop.                         These personal comparisons I omit.      --Bacon.          2. To pass by; to forbear or fail to perform or to make use             of; to leave undone; to neglect.                         Her father omitted nothing in her education that                      might make her the most accomplished woman of her                      age.                                                   --Addison.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
d8Ommatidium \[d8]Om`ma*tid"i*um\, n.; pl. {Ommatidia}. [NL.,       dim. of Gr. [?], [?], the eye.] (Zo[94]l.)       One of the single eyes forming the compound eyes of       crustaceans, insects, and other invertebrates.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
2. That which a person is bound by moral obligation to do, or             refrain from doing; that which one ought to do; service             morally obligatory.                         Forgetting his duty toward God, his sovereign lord,                      and his country.                                 --Hallam.          3. Hence, any assigned service or business; as, the duties of             a policeman, or a soldier; to be on duty.                         With records sweet of duties done.      --Keble.                         To employ him on the hardest and most imperative                      duty.                                                --Hallam.                         Duty is a graver term than obligation. A duty hardly                      exists to do trivial things; but there may be an                      obligation to do them.                        --C. J. Smith.          4. Specifically, obedience or submission due to parents and             superiors. --Shak.          5. Respect; reverence; regard; act of respect; homage. [bd]My             duty to you.[b8] --Shak.          6. (Engin.) The efficiency of an engine, especially a steam             pumping engine, as measured by work done by a certain             quantity of fuel; usually, the number of pounds of water             lifted one foot by one bushel of coal (94 lbs. old             standard), or by 1 cwt. (112 lbs., England, or 100 lbs.,             United States).          7. (Com.) Tax, toll, impost, or customs; excise; any sum of             money required by government to be paid on the             importation, exportation, or consumption of goods.          Note: An impost on land or other real estate, and on the                stock of farmers, is not called a duty, but a direct                tax. [U.S.]          {Ad valorem duty}, a duty which is graded according to the             cost, or market value, of the article taxed. See {Ad             valorem}.          {Specific duty}, a duty of a specific sum assessed on an             article without reference to its value or market.          {On duty}, actually engaged in the performance of one's             assigned task.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Docket \Dock"et\, n. [Dock to cut off + dim. suffix -et.]       1. A small piece of paper or parchment, containing the heads             of a writing; a summary or digest.          2. A bill tied to goods, containing some direction, as the             name of the owner, or the place to which they are to be             sent; a label. --Bailey.          3. (Law)             (a) An abridged entry of a judgment or proceeding in an                   action, or register or such entries; a book of                   original, kept by clerks of courts, containing a                   formal list of the names of parties, and minutes of                   the proceedings, in each case in court.             (b) (U. S.) A list or calendar of causes ready for hearing                   or trial, prepared for the use of courts by the                   clerks.          4. A list or calendar of business matters to be acted on in             any assembly.          {On the docket}, in hand; in the plan; under consideration;             in process of execution or performance. [Colloq.]
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Knock \Knock\ (n[ocr]k), v. t.       1. To strike with something hard or heavy; to move by             striking; to drive (a thing) against something; as, to             knock a ball with a bat; to knock the head against a post;             to knock a lamp off the table.                         When heroes knock their knotty heads together.                                                                               --Rowe.          2. To strike for admittance; to rap upon, as a door.                         Master, knock the door hard.               --Shak.          {To knock down}.             (a) To strike down; to fell; to prostrate by a blow or by                   blows; as, to knock down an assailant.             (b) To assign to a bidder at an auction, by a blow or                   knock; to knock off.          {To knock in the head}, [or] {on the head}, to stun or kill             by a blow upon the head; hence, to put am end to; to             defeat, as a scheme or project; to frustrate; to quash.             [Colloq.] -- {To knock off}.             (a) To force off by a blow or by beating.             (b) To assign to a bidder at an auction, by a blow on the                   counter.             (c) To leave off (work, etc.). [Colloq.] -- {To knock       out}, to force out by a blow or by blows; as, to knock out             the brains.          {To knock up}.             (a) To arouse by knocking.             (b) To beat or tire out; to fatigue till unable to do                   more; as, the men were entirely knocked up. [Colloq.]                   [bd]The day being exceedingly hot, the want of food                   had knocked up my followers.[b8] --Petherick.             (c) (Bookbinding) To make even at the edges, or to shape                   into book form, as printed sheets.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Tenter \Ten"ter\, n. [OE. tenture, tentoure, OF. tenture a       stretching, spreading, F. tenture hangings, tapestry, from L.       tendere, tentum, to stretch. See {Tend} to move.]       A machine or frame for stretching cloth by means of hooks,       called tenter-hooks, so that it may dry even and square.          {Tenter ground}, a place where tenters are erected.          {Tenter-hook}, a sharp, hooked nail used for fastening cloth             on a tenter.          {To be on the tenters}, [or] {on the tenter-hooks}, to be on             the stretch; to be in distress, uneasiness, or suspense.             --Hudibras.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Beam \Beam\, n. [AS. be[a0]m beam, post, tree, ray of light;       akin to OFries. b[be]m tree, OS. b[?]m, D. boom, OHG. boum,       poum, G. baum, Icel. ba[?]mr, Goth. bahms and Gr. [?] a       growth, [?] to become, to be. Cf. L. radius staff, rod, spoke       of a wheel, beam or ray, and G. strahl arrow, spoke of a       wheel, ray or beam, flash of lightning. [?]97. See {Be}; cf.       {Boom} a spar.]       1. Any large piece of timber or iron long in proportion to             its thickness, and prepared for use.          2. One of the principal horizontal timbers of a building or             ship.                         The beams of a vessel are strong pieces of timber                      stretching across from side to side to support the                      decks.                                                --Totten.          3. The width of a vessel; as, one vessel is said to have more             beam than another.          4. The bar of a balance, from the ends of which the scales             are suspended.                         The doubtful beam long nods from side to side.                                                                               --Pope.          5. The principal stem or horn of a stag or other deer, which             bears the antlers, or branches.          6. The pole of a carriage. [Poetic] --Dryden.          7. A cylinder of wood, making part of a loom, on which             weavers wind the warp before weaving; also, the cylinder             on which the cloth is rolled, as it is woven; one being             called the fore beam, the other the back beam.          8. The straight part or shank of an anchor.          9. The main part of a plow, to which the handles and colter             are secured, and to the end of which are attached the oxen             or horses that draw it.          10. (Steam Engine) A heavy iron lever having an oscillating             motion on a central axis, one end of which is connected             with the piston rod from which it receives motion, and             the other with the crank of the wheel shaft; -- called             also {working beam} or {walking beam}.          11. A ray or collection of parallel rays emitted from the sun             or other luminous body; as, a beam of light, or of heat.                         How far that little candle throws his beams !                                                                               --Shak.          12. Fig.: A ray; a gleam; as, a beam of comfort.                         Mercy with her genial beam.               --Keble.          13. One of the long feathers in the wing of a hawk; -- called             also {beam feather}.          {Abaft the beam} (Naut.), in an arc of the horizon between a             line that crosses the ship at right angles, or in the             direction of her beams, and that point of the compass             toward which her stern is directed.          {Beam center} (Mach.), the fulcrum or pin on which the             working beam of an engine vibrates.          {Beam compass}, an instrument consisting of a rod or beam,             having sliding sockets that carry steel or pencil points;             -- used for drawing or describing large circles.          {Beam engine}, a steam engine having a working beam to             transmit power, in distinction from one which has its             piston rod attached directly to the crank of the wheel             shaft.          {Before the beam} (Naut.), in an arc of the horizon included             between a line that crosses the ship at right angles and             that point of the compass toward which the ship steers.          {On the beam}, in a line with the beams, or at right angled             with the keel.          {On the weather beam}, on the side of a ship which faces the             wind.          {To be on her beam ends}, to incline, as a vessel, so much on             one side that her beams approach a vertical position.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Muskrat \Musk"rat`\, n.       1. (Zo[94]l.) A North American aquatic fur-bearing rodent             ({Fiber zibethicus}). It resembles a rat in color and             having a long scaly tail, but the tail is compressed, the             bind feet are webbed, and the ears are concealed in the             fur. It has scent glands which secrete a substance having             a strong odor of musk. Called also {musquash}, {musk             beaver}, and {ondatra}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ounded \Ound"ed\, Oundy \Oun"dy\, a. [F. ond[82], -[82]e, fr.       onde, L. unda, a wave.]       Wavy; waving[?] curly. [Obs.] [bd]Owndie hair.[b8] --Chaucer.