medulla

from WordNet (r) 3.0 (2006)

medulla
    n 1: a white fatty substance that forms a medullary sheath
         around the axis cylinder of some nerve fibers [syn:
         {myelin}, {myeline}, {medulla}]
    2: lower or hindmost part of the brain; continuous with spinal
       cord; (`bulb' is an old term for medulla oblongata); "the
       medulla oblongata is the most vital part of the brain because
       it contains centers controlling breathing and heart
       functioning" [syn: {medulla oblongata}, {medulla}, {bulb}]
    3: the inner part of an organ or structure in plant or animal
       [ant: {cortex}]

from The Collaborative International Dictionary of English v.0.48

Medulla \Me*dul"la\, n. [L.]
   1. Marrow; pith; hence, essence. [Obs.] --Milton.
      [1913 Webster]

   2. (Anat.) The marrow of bones; the deep or inner portion of
      an organ or part; as, the medulla, or medullary substance,
      of the kidney; specifically, the medula oblongata.
      [1913 Webster]

   3. (Bot.) A soft tissue, occupying the center of the stem or
      branch of a plant; pith.
      [1913 Webster]

   4. See {medulla oblongata}.
      [PJC]

   {Medulla oblongata}. [L., oblong medulla] (Anat.), the
      posterior part of the brain connected with the spinal
      cord. It includes all the hindbrain except the cerebellum
      and pons, and from it a large part of the cranial nerves
      arise. It controls very largely respiration, circulation,
      swallowing, and other functions, and is the most vital
      part of the brain; -- called also {bulb of the spinal
      cord}. See {Brain}.
      [1913 Webster]

from U.S. Gazetteer (1990)

Medulla, FL (CDP, FIPS 43925)
  Location: 27.95965 N, 81.98870 W
  Population (1990): 3977 (1617 housing units)
  Area: 14.7 sq km (land), 0.0 sq km (water)

from U.S. Gazetteer Places (2000)

Medulla, FL -- U.S. Census Designated Place in Florida
   Population (2000):    6637
   Housing Units (2000): 2739
   Land area (2000):     5.675822 sq. miles (14.700312 sq. km)
   Water area (2000):    0.017590 sq. miles (0.045557 sq. km)
   Total area (2000):    5.693412 sq. miles (14.745869 sq. km)
   FIPS code:            43925
   Located within:       Florida (FL), FIPS 12
   Location:             27.962551 N, 81.980790 W
   ZIP Codes (1990):    
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Medulla, FL
    Medulla