from The Century Dictionary.

  • noun The pituitary body of the brain, which is lodged in the sella turcica of the sphenoid bone, and attached to the tuber cinereum of the brain by the infundibulum.
  • noun In bot: In angiosperms, the layer of cells in the embryo resulting from the successive fission of the penultimate cell of the suspensor, which gives rise to the primary root and root-cap.
  • noun In mosses, an enlargement of the pedicel at the base of the capsule. Also called, less correctly, apophysis. See cut under Andreæa.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Anat.) See Pituitary body, under pituitary.
  • noun (Med.) Cataract.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun anatomy The pituitary gland.
  • noun botany The top cell of the suspensor in a dicot embryo, which will differentiate to form part of the root cap.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the master gland of the endocrine system; located at the base of the brain


from The American Heritage® Dictionary of the English Language, 4th Edition

[New Latin, from Greek hupophusis, attachment underneath, from hupophuein, to grow up beneath : hupo-, hypo- + phuein, to make grow; see bheuə- in Indo-European roots.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Greek ὑπό (hypo, "under") + φύσις (physis, "nature"), from φύω (phyō, "to bring forth").


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