The Collaborative International Dictionary of English v.0.48:

Grow \Grow\ (gr[=o]), v. i. [imp. Grew (gr[udd]); p. p. Grown
    (gr[=o]n); p. pr. & vb. n. {Growing.] [AS. gr[=o]wan; akin
   to D. groeijen, Icel. gr[=o]a, Dan. groe, Sw. gro. Cf.
   Green, Grass.]
   1. To increase in size by a natural and organic process; to
      increase in bulk by the gradual assimilation of new matter
      into the living organism; -- said of animals and
      vegetables and their organs.
      [1913 Webster]

   2. To increase in any way; to become larger and stronger; to
      be augmented; to advance; to extend; to wax; to accrue.
      [1913 Webster]

            Winter began to grow fast on.         --Knolles.
      [1913 Webster]

            Even just the sum that I do owe to you
            Is growing to me by Antipholus.       --Shak.
      [1913 Webster]

   3. To spring up and come to maturity in a natural way; to be
      produced by vegetation; to thrive; to flourish; as, rice
      grows in warm countries.
      [1913 Webster]

            Where law faileth, error groweth.     --Gower.
      [1913 Webster]

   4. To pass from one state to another; to result as an effect
      from a cause; to become; as, to grow pale.
      [1913 Webster]

            For his mind
            Had grown Suspicion's sanctuary.      --Byron.
      [1913 Webster]

   5. To become attached or fixed; to adhere.
      [1913 Webster]

            Our knees shall kneel till to the ground they grow.
                                                  --Shak.
      [1913 Webster]

   Growing cell, or Growing slide, a device for preserving
      alive a minute object in water continually renewed, in a
      manner to permit its growth to be watched under the
      microscope.

   Grown over, covered with a growth.

   To grow out of, to issue from, as plants from the soil, or
      as a branch from the main stem; to result from.
      [1913 Webster]

            These wars have grown out of commercial
            considerations.                       --A. Hamilton.

   To grow up, to arrive at full stature or maturity; as,
      grown up children.

   To grow together, to close and adhere; to become united by
      growth, as flesh or the bark of a tree severed. --Howells.

   Syn: To become; increase; enlarge; augment; improve; expand;
        extend.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

growing \growing\ n.
   the sequence of events involved in the development of an
   organism.

   Syn: growth, maturation, development, ontogeny, ontogenesis.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

growing \growing\ adj.
   1. increasing in intensity of some quality. [prenominal]

   Syn: increasing(prenominal), incremental.
        [WordNet 1.5]

   2. increasing in size or amount; as, her growing popularity.
      [WordNet 1.5]

   3. increasing in size and maturity; -- of living things
      normally healthy and not fully matured.

   Syn: flourishing, thriving.
        [WordNet 1.5]

   4. p. pr. of grow (definition 3); as, growing plants.
      [WordNet 1.5 +PJC]

WordNet (r) 3.0 (2006):

growing
    adj 1: relating to or suitable for growth; "the growing season
           for corn"; "good growing weather"
    n 1: (biology) the process of an individual organism growing
         organically; a purely biological unfolding of events
         involved in an organism changing gradually from a simple to
         a more complex level; "he proposed an indicator of osseous
         development in children" [syn: growth, growing,
         maturation, development, ontogeny, ontogenesis]
         [ant: nondevelopment]
    2: (electronics) the production of (semiconductor) crystals by
       slow crystallization from the molten state

Moby Thesaurus II by Grady Ward, 1.0:

104 Moby Thesaurus words for "growing":
   architecture, assembly, blooming, blossoming, budding, building,
   burgeoning, callow, casting, composition, construction, conversion,
   crafting, craftsmanship, creation, crescendoing, crescent,
   cultivation, developed, devising, dewy, elaboration, erection,
   expanding, extraction, fabrication, fashioning, florescent,
   flourishing, flowering, formation, forming, formulation, framing,
   full-fledged, full-grown, fully developed, green, green thumb,
   grown, grown-up, handicraft, handiwork, harvesting, hypertrophied,
   immature, impubic, increasing, incremental, inexperienced,
   ingenuous, innocent, intact, intensifying, juicy, lengthening,
   machining, making, manufacture, manufacturing, mature, milling,
   mining, minor, molding, multiplying, naive, new-fledged,
   on the increase, overdeveloped, overgrown, prefabrication,
   preparation, processing, producing, proliferating, raising, raw,
   rearing, refining, ripening, sappy, shaping, smelting, snowballing,
   spreading, sprouting, swelling, tender, thriving, tightening,
   unadult, underage, undeveloped, unfledged, unformed, unlicked,
   unmellowed, unripe, unseasoned, vernal, virginal, waxing,
   workmanship