noun, plural cot·ton·seeds, (especially collectively) cot·ton·seed.

the seed of the cotton plant, yielding an oil.

Origin of cottonseed

First recorded in 1785–95; cotton + seed Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cottonseed

Historical Examples of cottonseed

  • But I never even look at hay when there's a pile of cottonseed to wallow in.

    The Annals of Ann

    Kate Trimble Sharber

  • No taste of rosin, cottonseed—no taste of anything but soap, and lots of that.

    Perkins of Portland

    Ellis Parker Butler

  • If you get too bored, there's corn and cottonseed meal in the trough, only be quiet about it.

    Thy Rocks and Rills

    Robert Ernest Gilbert

  • A large quantity of cottonseed oil will cause the soap to fig.

    Soap-Making Manual

    E. G. Thomssen

  • Let us now turn to the most valuable of the cottonseed products, the oil.

    Creative Chemistry

    Edwin E. Slosson

British Dictionary definitions for cottonseed


noun plural -seeds or -seed

the seed of the cotton plant: a source of oil and fodder
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012