The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, n. [See Mole a spot.]
   A spot; a blemish; a mole. [Obs.] --Spenser.
   [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, n. [OE. molde, AS. molde; akin to D.
   mul, G. mull, mulm, OHG. molt, molta, Icel. mold, Dan. muld,
   Sw. mull, Goth. mulda, and E. meal flour. See Meal, and cf.
   Mole an animal, Mull, v.] [The prevalent spelling is,
   perhaps, mould; but as the u has not been inserted in the
   other words of this class, as bold, gold, old, cold, etc., it
   seems desirable to complete the analogy by dropping it from
   this word, thus spelling it as Spenser, South, and many
   others did. The omission of the u is now very common in
   America.]
   1. Crumbling, soft, friable earth; esp., earth containing the
      remains or constituents of organic matter, and suited to
      the growth of plants; soil.
      [1913 Webster]

   2. Earthy material; the matter of which anything is formed;
      composing substance; material.
      [1913 Webster]

            The etherial mold,
            Incapable of stain.                   --Milton.
      [1913 Webster]

            Nature formed me of her softest mold. --Addison.
      [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, v. t. [imp. & p. p. Molded or
   Moulded; p. pr. & vb. n. Molding or Moulding.]
   To cover with mold or soil. [R.]
   [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, n. [From the p. p. of OE. moulen to
   become moldy, to rot, prob. fr. Icel. mygla to grow musty,
   mugga mugginess; cf. Sw. m["o]gla to grow moldy. See Muggy,
   and cf. Moldy.] (Bot.)
   A growth of minute fungi of various kinds, esp. those of the
   great groups Hyphomycetes, and Physomycetes, forming on
   damp or decaying organic matter.
   [1913 Webster]

   Note: The common blue mold of cheese, the brick-red cheese
         mold, and the scarlet or orange strata which grow on
         tubers or roots stored up for use, when commencing to
         decay, are familiar examples. --M. J. Berkley.
         [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, v. t. [Cf. F. mouler, OF. moler,
   moller. See Mold the matrix.]
   1. To form into a particular shape; to shape; to model; to
      fashion.
      [1913 Webster]

            He forgeth and moldeth metals.        --Sir M. Hale.
      [1913 Webster]

            Did I request thee, Maker, from my clay
            To mold me man?                       --Milton.
      [1913 Webster]

   2. To ornament by molding or carving the material of; as, a
      molded window jamb.
      [1913 Webster]

   3. To knead; as, to mold dough or bread.
      [1913 Webster]

   4. (Founding) To form a mold of, as in sand, in which a
      casting may be made.
      [1913 Webster] Moldable

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, v. t.
   To cause to become moldy; to cause mold to grow upon.
   [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, v. i.
   To become moldy; to be covered or filled, in whole or in
   part, with a mold.
   [1913 Webster] Mold

The Collaborative International Dictionary of English v.0.48:

Mold \Mold\, Mould \Mould\, n. [OE. molde, OF. mole, F. moule,
   fr. L. modulus. See Model.] [For spelling, see 2d Mold,
   above.]
   1. The matrix, or cavity, in which anything is shaped, and
      from which it takes its form; also, the body or mass
      containing the cavity; as, a sand mold; a jelly mold.
      --Milton.
      [1913 Webster]

   2. That on which, or in accordance with which, anything is
      modeled or formed; anything which serves to regulate the
      size, form, etc., as the pattern or templet used by a
      shipbuilder, carpenter, or mason.
      [1913 Webster]

            The glass of fashion and the mold of form. --Shak.
      [1913 Webster]

   3. Cast; form; shape; character.
      [1913 Webster]

            Crowned with an architrave of antique mold. --Pope.
      [1913 Webster]

   4. (Arch.) A group of moldings; as, the arch mold of a porch
      or doorway; the pier mold of a Gothic pier, meaning the
      whole profile, section, or combination of parts.
      [1913 Webster]

   5. (Anat.) A fontanel.
      [1913 Webster]

   6. (Paper Making) A frame with a wire cloth bottom, on which
      the pump is drained to form a sheet, in making paper by
      hand.
      [1913 Webster] Mold

WordNet (r) 3.0 (2006):

mold
    n 1: the distinctive form in which a thing is made; "pottery of
         this cast was found throughout the region" [syn: cast,
         mold, mould, stamp]
    2: container into which liquid is poured to create a given shape
       when it hardens [syn: mold, mould, cast]
    3: loose soil rich in organic matter [syn: mold, mould]
    4: the process of becoming mildewed [syn: mildew, mold,
       mould]
    5: a fungus that produces a superficial growth on various kinds
       of damp or decaying organic matter [syn: mold, mould]
    6: a dish or dessert that is formed in or on a mold; "a lobster
       mold"; "a gelatin dessert made in a mold" [syn: mold,
       mould]
    7: a distinctive nature, character, or type; "a leader in the
       mold of her predecessors" [syn: mold, mould]
    8: sculpture produced by molding [syn: mold, mould,
       molding, moulding, modeling, clay sculpture]
    v 1: form in clay, wax, etc; "model a head with clay" [syn:
         model, mold, mould]
    2: become moldy; spoil due to humidity; "The furniture molded in
       the old house" [syn: mold, mildew]
    3: form by pouring (e.g., wax or hot metal) into a cast or mold;
       "cast a bronze sculpture" [syn: cast, mold, mould]
    4: make something, usually for a specific function; "She molded
       the rice balls carefully"; "Form cylinders from the dough";
       "shape a figure"; "Work the metal into a sword" [syn:
       shape, form, work, mold, mould, forge]
    5: fit tightly, follow the contours of; "The dress molds her
       beautiful figure"
    6: shape or influence; give direction to; "experience often
       determines ability"; "mold public opinion" [syn: determine,
       shape, mold, influence, regulate]

Moby Thesaurus II by Grady Ward, 1.0:

496 Moby Thesaurus words for "mold":
   Ectocarpales, Phaeophyceae, Platonic form, Platonic idea,
   accommodate, accommodate with, accord, acres, adapt, adapt to,
   adenovirus, adjust, adjust to, aerobe, aerobic bacteria,
   aesthetic form, agree with, algae, alluvion, alluvium, amoeba,
   anaerobe, anaerobic bacteria, anatomy, animus, aptitude,
   arable land, archetype, architectonics, architecture, aroma,
   arrangement, art form, assemble, assimilate to, attribute,
   autophyte, bacillus, bacteria, bacterium, badge, bake,
   be guided by, bean, bend, bent, bias, biodegradability,
   biodegradation, blast, blight, block out, blood, body-build,
   bracken, brand, break up, breakup, breed, brown algae, bug, build,
   building, cachet, cancer, canker, carve, cast, casting, character,
   characteristic, characteristics, chase, chime in with, chisel,
   clan, class, clay, climber, clod, coccus, coin, color, complexion,
   comply, comply with, compose, composition, compound, conceit,
   conceive, conceptualize, concoct, conferva, confervoid,
   configuration, conform, conformation, constituents, constitution,
   construct, construction, correct, correspond, corrosion, corrupt,
   corruption, crasis, create, creation, creeper, crumble,
   crumble into dust, crust, cut, decay, decompose, decomposition,
   degradability, degradation, denomination, description, designation,
   devise, dharma, diathesis, diatom, die, differentia, differential,
   dilapidation, dirt, discipline, disease-producing microorganism,
   disintegrate, disintegration, disorganization, disposition,
   dissolution, distinctive feature, dream up, dry land, dry rot,
   dust, earmark, earth, eccentricity, echovirus, efform, elaborate,
   engrave, enterovirus, erect, ethos, evolve,
   experience imaginatively, extrude, fabric, fabricate, fabrication,
   fall in with, fall into decay, fall to pieces, fancy, fantasize,
   fashion, fashioning, feather, feature, fern, fester, fiber,
   fictionalize, figuration, figure, filterable virus, fire, fit, fix,
   flavor, follow, forge, forging, form, formalize, format, formation,
   formulate, found, frame, freehold, fruits and vegetables, fucus,
   fudge together, fungi, fungus, gangrene, gear to, genius, genre,
   genus, germ, get up, getup, glaze, glebe, go bad, go by,
   go to pieces, grain, gram-negative bacteria,
   gram-positive bacteria, grapevine, grassland, grave, green algae,
   ground, gulfweed, gust, habit, hallmark, harmonize, hatch, herb,
   heterophyte, hew, hue, humor, humors, ideate, idiocrasy,
   idiosyncrasy, ilk, imagine, impress, impression, inclination,
   index, indite, individualism, inner form, insculpture, intaglio,
   invent, ivy, kelp, keynote, kidney, kin, kind, knead, knock out,
   label, land, landholdings, last, lay out, layout, leaning, legume,
   lentil, liana, lichen, lick into shape, line, lineaments,
   lithosphere, liverwort, lot, make, make conform, make up, makeup,
   making, manner, mannerism, manufacture, marginal land, mark,
   marking, marl, matrix, mature, meet, mental set, mettle, microbe,
   microorganism, mildew, mind, mind-set, mint, modality, mode, model,
   molder, molding, molds, mortify, moss, moth, moth and rust,
   mushroom, must, nature, necrose, negative, nonfilterable virus,
   number, observe, odor, organic structure, organism, organization,
   originate, oxidation, oxidization, parasite, parasitic plant,
   particularity, patch together, pathogen, pattern, patterning, pea,
   peculiarity, persuasion, perthophyte, pest, phylum, physique,
   phytoplankton, picornavirus, piece together, plan,
   planktonic algae, plant families, pot, predilection,
   predisposition, prefabricate, preference, prepare, proclivity,
   produce, production, propensity, property, prototype, protozoa,
   protozoon, puffball, pulse, punch, put together, put up, putrefy,
   putresce, quality, quirk, race, raise, rankle, real estate,
   real property, rear, reconcile, rectify, red algae, region,
   regolith, reovirus, resolution, rhinovirus, rickettsia, rockweed,
   rot, rough out, roughcast, roughhew, rub off corners, run up, rust,
   saprophyte, sargasso, sargassum, savor, sculp, sculpt, sculpture,
   sea lentil, sea moss, sea wrack, seal, seaweed, set, set up,
   settle, setup, shape, shaping, shoe last, significant form,
   singularity, slant, smack, smut, sod, soil, solder, somatotype,
   sort, specialty, species, sphacelate, spirillum, spirit,
   spirochete, spoil, spoilage, spore, stamp, staphylococcus,
   straighten, strain, streak, streptococcus, stripe, structure,
   structuring, style, subaerial deposit, subsoil, succulent,
   suchness, suit, suppose, suppurate, system, tailor, taint,
   tally with, tang, taste, tectonics, temper, temperament, template,
   tendency, tenor, terra, terra firma, terrain, territory, texture,
   thallogens, the country, the like of, the likes of, thermoform,
   think up, throw, tissue, toadstool, token, tone, topsoil, trait,
   tribe, trick, trypanosome, turn, turn a pot, turn of mind, twist,
   type, variety, vein, vetch, vibrio, vine, virus, warp,
   warp and woof, way, weave, web, weld, whomp up, woodland, work,
   worm, wort, wrack, write, yield