• Webster's Revised Unabridged Dictionary
    • n Proterandry (Bot) The condition of being proterandrous.
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Century Dictionary and Cyclopedia
    • n proterandry in botany, the maturation of the anthers and the discharge of the pollen in a hermaphrodite flower before the stigmas of that flower are receptive of pollen: an adaptation for cross-fertilization. Compare proterogyny, and see dichogamy and heteracmy.
    • n proterandry In zoology, development of male parts or maturation of male products in hermaphrodite animals before the development or maturation of those of the opposite sex.
    • n proterandry Also protandry.
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Chambers's Twentieth Century Dictionary
    • n Proterandry prot-e-ran′dri the maturity of the anthers of a perfect flower before its stigma is ready to receive the pollen
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In literature:

Dr. Trelease refers to several observations on proterandry (maturing of the pollen before the stigmas of the pistils) in the pecan.
"The Pecan and its Culture" by H. Harold Hume