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

  • n. A classification for cultivars derived from the same hybrid.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A multicellular aggregate of amoeba.
  • n. A kind of group used in horticultural nomenclature, applied to the progeny of an artificial cross from specified parents.


Latin, herd, flock; see gregarious.
(American Heritage® Dictionary of the English Language, Fourth Edition)


  • When Remington came out with heavi-shot turkey loads the shells I bought would leak grex from the crimp area.

    Bad Shells

  • Gregory is said of grex, which is to say a flock; and of gore, which is to say a preacher.

    The Golden Legend, vol. 3

  • "grex," a merger of thousands of slime molds working together to search and find food. - News Articles

  • For as the [496] Princes are, so are the people; Qualis Rex, talis grex: and which [497] Antigonus right well said of old, qui Macedonia regem erudit, omnes etiam subditos erudit, he that teacheth the king of Macedon, teacheth all his subjects, is a true saying still.

    Anatomy of Melancholy

  • Similarly, the Venerable Bede says in a homily: 'Pastores sunt omnes, sed grex unus ostenditur qui ab apostolis omnibnus tunc unianima consensione pascebatur.'

    Cardinal's Address on Women Bishops 'A Clear and Helpful Contribution'

  • Among other items of interest beside the taxonomic classification, Polygeminus grex how original, were the presence of spiracles, a single gonad, and a uterus.


  • Finitus vero est annus ipse, et venerunt ad eum anno secundo, et dixerunt ei, Non abscondemus a domino meo, quod integra pecunia, et grex jumentorum apud dominum meum: non remansit coram domino meo praeterquam corpus nostrum, et terra nostra.

    Commentary on Genesis - Volume 2

  • Refer also to the confirming document of Anno Domini 3749, Quo peregrinatur grex, pastor secure, authorizing the purchase of an island, uh-certain vehicles.

    A Canticle for Leibowitz

  • Nouns in - x.a. Masculine: apex, _peak_; cōdex, _tree-trunk_; grex, _flock_; imbrex,

    New Latin Grammar

  • 'Ne simili utamur fortuna, atque usi sumus quom per tumultum noster grex motus locost.'

    The Student's Companion to Latin Authors

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  • In addition, grex means A clump of myxamœbæ formed during a phase of the life cycle of cellular slime moulds, the Acrasina or Acrasiomycetes (OED).

    April 27, 2012